diff --git a/initializers/users.yml b/initializers/users.yml
index c163d50..2dca92d 100644
--- a/initializers/users.yml
+++ b/initializers/users.yml
@@ -4,6 +4,7 @@
 #   password: reader
 # writer:
 #   password: writer
+#   api_token:  # leave empty to not generate any token
 # jdoe:
 #   first_name: John
 #   last_name: Doe
diff --git a/startup_scripts/000_users.py b/startup_scripts/000_users.py
index 1435d81..7ca6305 100644
--- a/startup_scripts/000_users.py
+++ b/startup_scripts/000_users.py
@@ -9,13 +9,17 @@ if users is None:
     sys.exit()
 
 for username, user_details in users.items():
-    if not User.objects.filter(username=username):
-        user = User.objects.create_user(
-            username=username,
-            password=user_details.get("password", 0) or User.objects.make_random_password(),
-        )
+
+    api_token = user_details.pop("api_token", Token.generate_key())
+    password = user_details.pop("password", User.objects.make_random_password())
+
+    user, created = User.objects.get_or_create(username=username, defaults=user_details)
+
+    if created:
+        user.set_password(password)
+        user.save()
+
+        if api_token:
+            Token.objects.get_or_create(user=user, key=api_token)
 
         print("👤 Created user", username)
-
-        if user_details.get("api_token", 0):
-            Token.objects.create(user=user, key=user_details["api_token"])
diff --git a/startup_scripts/020_object_permissions.py b/startup_scripts/020_object_permissions.py
index 8a5ecd4..562a09c 100644
--- a/startup_scripts/020_object_permissions.py
+++ b/startup_scripts/020_object_permissions.py
@@ -14,9 +14,11 @@ for permission_name, permission_details in object_permissions.items():
 
     object_permission, created = ObjectPermission.objects.get_or_create(
         name=permission_name,
-        description=permission_details["description"],
-        enabled=permission_details["enabled"],
-        actions=permission_details["actions"],
+        defaults={
+            "description": permission_details["description"],
+            "enabled": permission_details["enabled"],
+            "actions": permission_details["actions"],
+        },
     )
 
     if permission_details.get("object_types", 0):
diff --git a/startup_scripts/040_custom_links.py b/startup_scripts/040_custom_links.py
index 40144bd..d8c0bba 100644
--- a/startup_scripts/040_custom_links.py
+++ b/startup_scripts/040_custom_links.py
@@ -2,7 +2,7 @@ import sys
 
 from django.contrib.contenttypes.models import ContentType
 from extras.models import CustomLink
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 custom_links = load_yaml("/opt/netbox/initializers/custom_links.yml")
 
@@ -28,6 +28,8 @@ for link in custom_links:
         )
         continue
 
-    custom_link, created = CustomLink.objects.get_or_create(**link)
+    matching_params, defaults = split_params(link)
+    custom_link, created = CustomLink.objects.get_or_create(**matching_params, defaults=defaults)
+
     if created:
         print("🔗 Created Custom Link '{0}'".format(custom_link.name))
diff --git a/startup_scripts/050_tags.py b/startup_scripts/050_tags.py
index e50a000..06a18cb 100644
--- a/startup_scripts/050_tags.py
+++ b/startup_scripts/050_tags.py
@@ -1,7 +1,7 @@
 import sys
 
 from extras.models import Tag
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from utilities.choices import ColorChoices
 
 tags = load_yaml("/opt/netbox/initializers/tags.yml")
@@ -17,7 +17,8 @@ for params in tags:
             if color in color_tpl:
                 params["color"] = color_tpl[0]
 
-    tag, created = Tag.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    tag, created = Tag.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🎨 Created Tag", tag.name)
diff --git a/startup_scripts/060_webhooks.py b/startup_scripts/060_webhooks.py
index 8787f5f..9de6e7e 100644
--- a/startup_scripts/060_webhooks.py
+++ b/startup_scripts/060_webhooks.py
@@ -2,7 +2,7 @@ import sys
 
 from django.contrib.contenttypes.models import ContentType
 from extras.models import Webhook
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 webhooks = load_yaml("/opt/netbox/initializers/webhooks.yml")
 
@@ -26,7 +26,9 @@ for hook in webhooks:
     except ContentType.DoesNotExist:
         continue
 
-    webhook, created = Webhook.objects.get_or_create(**hook)
+    matching_params, defaults = split_params(hook)
+    webhook, created = Webhook.objects.get_or_create(**matching_params, defaults=defaults)
+
     if created:
         webhook.content_types.set(obj_type_ids)
         webhook.save()
diff --git a/startup_scripts/070_tenant_groups.py b/startup_scripts/070_tenant_groups.py
index 65cf155..0bfebad 100644
--- a/startup_scripts/070_tenant_groups.py
+++ b/startup_scripts/070_tenant_groups.py
@@ -1,6 +1,6 @@
 import sys
 
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from tenancy.models import TenantGroup
 
 tenant_groups = load_yaml("/opt/netbox/initializers/tenant_groups.yml")
@@ -9,7 +9,8 @@ if tenant_groups is None:
     sys.exit()
 
 for params in tenant_groups:
-    tenant_group, created = TenantGroup.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    tenant_group, created = TenantGroup.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🔳 Created Tenant Group", tenant_group.name)
diff --git a/startup_scripts/080_tenants.py b/startup_scripts/080_tenants.py
index 98e24a6..88d68b7 100644
--- a/startup_scripts/080_tenants.py
+++ b/startup_scripts/080_tenants.py
@@ -1,6 +1,11 @@
 import sys
 
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant, TenantGroup
 
 tenants = load_yaml("/opt/netbox/initializers/tenants.yml")
@@ -20,7 +25,8 @@ for params in tenants:
 
             params[assoc] = model.objects.get(**query)
 
-    tenant, created = Tenant.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    tenant, created = Tenant.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("👩‍💻 Created Tenant", tenant.name)
diff --git a/startup_scripts/090_regions.py b/startup_scripts/090_regions.py
index 9d5c91f..592c4c5 100644
--- a/startup_scripts/090_regions.py
+++ b/startup_scripts/090_regions.py
@@ -1,7 +1,7 @@
 import sys
 
 from dcim.models import Region
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 regions = load_yaml("/opt/netbox/initializers/regions.yml")
 
@@ -19,7 +19,8 @@ for params in regions:
 
             params[assoc] = model.objects.get(**query)
 
-    region, created = Region.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    region, created = Region.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🌐 Created region", region.name)
diff --git a/startup_scripts/110_sites.py b/startup_scripts/110_sites.py
index 736a61c..c310e14 100644
--- a/startup_scripts/110_sites.py
+++ b/startup_scripts/110_sites.py
@@ -1,7 +1,12 @@
 import sys
 
 from dcim.models import Region, Site
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 sites = load_yaml("/opt/netbox/initializers/sites.yml")
@@ -21,7 +26,8 @@ for params in sites:
 
             params[assoc] = model.objects.get(**query)
 
-    site, created = Site.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    site, created = Site.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("📍 Created site", site.name)
diff --git a/startup_scripts/120_locations.py b/startup_scripts/120_locations.py
index d8a2c5a..6a269b2 100644
--- a/startup_scripts/120_locations.py
+++ b/startup_scripts/120_locations.py
@@ -1,13 +1,14 @@
 import sys
 
 from dcim.models import Location, Site
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 rack_groups = load_yaml("/opt/netbox/initializers/locations.yml")
 
 if rack_groups is None:
     sys.exit()
 
+match_params = ["name", "slug", "site"]
 required_assocs = {"site": (Site, "name")}
 
 for params in rack_groups:
@@ -17,7 +18,8 @@ for params in rack_groups:
         query = {field: params.pop(assoc)}
         params[assoc] = model.objects.get(**query)
 
-    location, created = Location.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    location, created = Location.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🎨 Created location", location.name)
diff --git a/startup_scripts/130_rack_roles.py b/startup_scripts/130_rack_roles.py
index 5850405..8d43237 100644
--- a/startup_scripts/130_rack_roles.py
+++ b/startup_scripts/130_rack_roles.py
@@ -1,7 +1,7 @@
 import sys
 
 from dcim.models import RackRole
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from utilities.choices import ColorChoices
 
 rack_roles = load_yaml("/opt/netbox/initializers/rack_roles.yml")
@@ -17,7 +17,8 @@ for params in rack_roles:
             if color in color_tpl:
                 params["color"] = color_tpl[0]
 
-    rack_role, created = RackRole.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    rack_role, created = RackRole.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🎨 Created rack role", rack_role.name)
diff --git a/startup_scripts/140_racks.py b/startup_scripts/140_racks.py
index a49ea01..f3dc145 100644
--- a/startup_scripts/140_racks.py
+++ b/startup_scripts/140_racks.py
@@ -1,7 +1,12 @@
 import sys
 
 from dcim.models import Location, Rack, RackRole, Site
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 racks = load_yaml("/opt/netbox/initializers/racks.yml")
@@ -9,8 +14,8 @@ racks = load_yaml("/opt/netbox/initializers/racks.yml")
 if racks is None:
     sys.exit()
 
+match_params = ["name", "site"]
 required_assocs = {"site": (Site, "name")}
-
 optional_assocs = {
     "role": (RackRole, "name"),
     "tenant": (Tenant, "name"),
@@ -33,7 +38,8 @@ for params in racks:
 
             params[assoc] = model.objects.get(**query)
 
-    rack, created = Rack.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    rack, created = Rack.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🔳 Created rack", rack.site, rack.name)
diff --git a/startup_scripts/150_power_panels.py b/startup_scripts/150_power_panels.py
index e0bceca..1397a93 100644
--- a/startup_scripts/150_power_panels.py
+++ b/startup_scripts/150_power_panels.py
@@ -1,15 +1,20 @@
 import sys
 
 from dcim.models import Location, PowerPanel, Site
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 
 power_panels = load_yaml("/opt/netbox/initializers/power_panels.yml")
 
 if power_panels is None:
     sys.exit()
 
+match_params = ["name", "site"]
 required_assocs = {"site": (Site, "name")}
-
 optional_assocs = {"location": (Location, "name")}
 
 for params in power_panels:
@@ -28,7 +33,8 @@ for params in power_panels:
 
             params[assoc] = model.objects.get(**query)
 
-    power_panel, created = PowerPanel.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    power_panel, created = PowerPanel.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("⚡ Created Power Panel", power_panel.site, power_panel.name)
diff --git a/startup_scripts/160_power_feeds.py b/startup_scripts/160_power_feeds.py
index 7ef55b0..7b3e6ac 100644
--- a/startup_scripts/160_power_feeds.py
+++ b/startup_scripts/160_power_feeds.py
@@ -1,15 +1,20 @@
 import sys
 
 from dcim.models import PowerFeed, PowerPanel, Rack
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 
 power_feeds = load_yaml("/opt/netbox/initializers/power_feeds.yml")
 
 if power_feeds is None:
     sys.exit()
 
+match_params = ["name", "power_panel"]
 required_assocs = {"power_panel": (PowerPanel, "name")}
-
 optional_assocs = {"rack": (Rack, "name")}
 
 for params in power_feeds:
@@ -28,7 +33,8 @@ for params in power_feeds:
 
             params[assoc] = model.objects.get(**query)
 
-    power_feed, created = PowerFeed.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    power_feed, created = PowerFeed.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("⚡ Created Power Feed", power_feed.name)
diff --git a/startup_scripts/170_manufacturers.py b/startup_scripts/170_manufacturers.py
index d11b440..c105a46 100644
--- a/startup_scripts/170_manufacturers.py
+++ b/startup_scripts/170_manufacturers.py
@@ -1,7 +1,7 @@
 import sys
 
 from dcim.models import Manufacturer
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 manufacturers = load_yaml("/opt/netbox/initializers/manufacturers.yml")
 
@@ -9,7 +9,8 @@ if manufacturers is None:
     sys.exit()
 
 for params in manufacturers:
-    manufacturer, created = Manufacturer.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    manufacturer, created = Manufacturer.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🏭 Created Manufacturer", manufacturer.name)
diff --git a/startup_scripts/180_device_roles.py b/startup_scripts/180_device_roles.py
index 635acff..3cea0f1 100644
--- a/startup_scripts/180_device_roles.py
+++ b/startup_scripts/180_device_roles.py
@@ -1,7 +1,7 @@
 import sys
 
 from dcim.models import DeviceRole
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from utilities.choices import ColorChoices
 
 device_roles = load_yaml("/opt/netbox/initializers/device_roles.yml")
@@ -18,7 +18,8 @@ for params in device_roles:
             if color in color_tpl:
                 params["color"] = color_tpl[0]
 
-    device_role, created = DeviceRole.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    device_role, created = DeviceRole.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🎨 Created device role", device_role.name)
diff --git a/startup_scripts/190_device_types.py b/startup_scripts/190_device_types.py
index c43f632..98d7f5b 100644
--- a/startup_scripts/190_device_types.py
+++ b/startup_scripts/190_device_types.py
@@ -1,7 +1,12 @@
 import sys
 
 from dcim.models import DeviceType, Manufacturer, Region
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 device_types = load_yaml("/opt/netbox/initializers/device_types.yml")
@@ -9,8 +14,8 @@ device_types = load_yaml("/opt/netbox/initializers/device_types.yml")
 if device_types is None:
     sys.exit()
 
+match_params = ["manufacturer", "model", "slug"]
 required_assocs = {"manufacturer": (Manufacturer, "name")}
-
 optional_assocs = {"region": (Region, "name"), "tenant": (Tenant, "name")}
 
 for params in device_types:
@@ -29,7 +34,8 @@ for params in device_types:
 
             params[assoc] = model.objects.get(**query)
 
-    device_type, created = DeviceType.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    device_type, created = DeviceType.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🔡 Created device type", device_type.manufacturer, device_type.model)
diff --git a/startup_scripts/200_devices.py b/startup_scripts/200_devices.py
index ae92926..189471c 100644
--- a/startup_scripts/200_devices.py
+++ b/startup_scripts/200_devices.py
@@ -1,7 +1,12 @@
 import sys
 
 from dcim.models import Device, DeviceRole, DeviceType, Location, Platform, Rack, Site
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 from virtualization.models import Cluster
 
@@ -10,12 +15,12 @@ devices = load_yaml("/opt/netbox/initializers/devices.yml")
 if devices is None:
     sys.exit()
 
+match_params = ["device_type", "name", "site"]
 required_assocs = {
     "device_role": (DeviceRole, "name"),
     "device_type": (DeviceType, "model"),
     "site": (Site, "name"),
 }
-
 optional_assocs = {
     "tenant": (Tenant, "name"),
     "platform": (Platform, "name"),
@@ -27,7 +32,7 @@ optional_assocs = {
 for params in devices:
     custom_field_data = pop_custom_fields(params)
 
-    # primary ips are handled later in `270_primary_ips.py`
+    # primary ips are handled later in `380_primary_ips.py`
     params.pop("primary_ip4", None)
     params.pop("primary_ip6", None)
 
@@ -44,7 +49,8 @@ for params in devices:
 
             params[assoc] = model.objects.get(**query)
 
-    device, created = Device.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    device, created = Device.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🖥️  Created device", device.name)
diff --git a/startup_scripts/210_dcim_interfaces.py b/startup_scripts/210_dcim_interfaces.py
index 880db91..b217f3b 100644
--- a/startup_scripts/210_dcim_interfaces.py
+++ b/startup_scripts/210_dcim_interfaces.py
@@ -1,13 +1,19 @@
 import sys
 
 from dcim.models import Device, Interface
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 
 interfaces = load_yaml("/opt/netbox/initializers/dcim_interfaces.yml")
 
 if interfaces is None:
     sys.exit()
 
+match_params = ["device", "name"]
 required_assocs = {"device": (Device, "name")}
 
 for params in interfaces:
@@ -19,7 +25,8 @@ for params in interfaces:
 
         params[assoc] = model.objects.get(**query)
 
-    interface, created = Interface.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    interface, created = Interface.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🧷 Created interface", interface.name, interface.device.name)
diff --git a/startup_scripts/220_platforms.py b/startup_scripts/220_platforms.py
index 633b89f..73905d4 100644
--- a/startup_scripts/220_platforms.py
+++ b/startup_scripts/220_platforms.py
@@ -1,7 +1,7 @@
 import sys
 
 from dcim.models import Manufacturer, Platform
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 platforms = load_yaml("/opt/netbox/initializers/platforms.yml")
 
@@ -21,7 +21,8 @@ for params in platforms:
 
             params[assoc] = model.objects.get(**query)
 
-    platform, created = Platform.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    platform, created = Platform.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("💾 Created platform", platform.name)
diff --git a/startup_scripts/230_route_targets.py b/startup_scripts/230_route_targets.py
index cb6721b..12ca9a5 100644
--- a/startup_scripts/230_route_targets.py
+++ b/startup_scripts/230_route_targets.py
@@ -1,7 +1,12 @@
 import sys
 
 from ipam.models import RouteTarget
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 route_targets = load_yaml("/opt/netbox/initializers/route_targets.yml")
@@ -21,7 +26,8 @@ for params in route_targets:
 
             params[assoc] = model.objects.get(**query)
 
-    route_target, created = RouteTarget.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    route_target, created = RouteTarget.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🎯 Created Route Target", route_target.name)
diff --git a/startup_scripts/240_vrfs.py b/startup_scripts/240_vrfs.py
index 4cf9f16..1b4cd1a 100644
--- a/startup_scripts/240_vrfs.py
+++ b/startup_scripts/240_vrfs.py
@@ -1,7 +1,12 @@
 import sys
 
 from ipam.models import VRF
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 vrfs = load_yaml("/opt/netbox/initializers/vrfs.yml")
@@ -9,6 +14,7 @@ vrfs = load_yaml("/opt/netbox/initializers/vrfs.yml")
 if vrfs is None:
     sys.exit()
 
+match_params = ["name", "rd"]
 optional_assocs = {"tenant": (Tenant, "name")}
 
 for params in vrfs:
@@ -21,7 +27,8 @@ for params in vrfs:
 
             params[assoc] = model.objects.get(**query)
 
-    vrf, created = VRF.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    vrf, created = VRF.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("📦 Created VRF", vrf.name)
diff --git a/startup_scripts/250_rirs.py b/startup_scripts/250_rirs.py
index 0e0df20..08d1703 100644
--- a/startup_scripts/250_rirs.py
+++ b/startup_scripts/250_rirs.py
@@ -1,7 +1,7 @@
 import sys
 
 from ipam.models import RIR
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 rirs = load_yaml("/opt/netbox/initializers/rirs.yml")
 
@@ -9,7 +9,8 @@ if rirs is None:
     sys.exit()
 
 for params in rirs:
-    rir, created = RIR.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    rir, created = RIR.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🗺️ Created RIR", rir.name)
diff --git a/startup_scripts/260_asns.py b/startup_scripts/260_asns.py
index 893f3ba..93776d2 100644
--- a/startup_scripts/260_asns.py
+++ b/startup_scripts/260_asns.py
@@ -1,7 +1,7 @@
 import sys
 
 from ipam.models import ASN, RIR
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from tenancy.models import Tenant
 
 asns = load_yaml("/opt/netbox/initializers/asns.yml")
@@ -9,8 +9,8 @@ asns = load_yaml("/opt/netbox/initializers/asns.yml")
 if asns is None:
     sys.exit()
 
+match_params = ["asn", "rir"]
 required_assocs = {"rir": (RIR, "name")}
-
 optional_assocs = {"tenant": (Tenant, "name")}
 
 for params in asns:
@@ -27,7 +27,8 @@ for params in asns:
 
             params[assoc] = model.objects.get(**query)
 
-    asn, created = ASN.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    asn, created = ASN.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print(f"🔡 Created ASN {asn.asn}")
diff --git a/startup_scripts/270_aggregates.py b/startup_scripts/270_aggregates.py
index 1cc7b5e..d37c4cc 100644
--- a/startup_scripts/270_aggregates.py
+++ b/startup_scripts/270_aggregates.py
@@ -2,7 +2,12 @@ import sys
 
 from ipam.models import RIR, Aggregate
 from netaddr import IPNetwork
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 aggregates = load_yaml("/opt/netbox/initializers/aggregates.yml")
@@ -10,8 +15,8 @@ aggregates = load_yaml("/opt/netbox/initializers/aggregates.yml")
 if aggregates is None:
     sys.exit()
 
+match_params = ["prefix", "rir"]
 required_assocs = {"rir": (RIR, "name")}
-
 optional_assocs = {
     "tenant": (Tenant, "name"),
 }
@@ -34,7 +39,8 @@ for params in aggregates:
 
             params[assoc] = model.objects.get(**query)
 
-    aggregate, created = Aggregate.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    aggregate, created = Aggregate.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🗞️ Created Aggregate", aggregate.prefix)
diff --git a/startup_scripts/280_prefix_vlan_roles.py b/startup_scripts/280_prefix_vlan_roles.py
index ec359fb..c17feb8 100644
--- a/startup_scripts/280_prefix_vlan_roles.py
+++ b/startup_scripts/280_prefix_vlan_roles.py
@@ -1,7 +1,7 @@
 import sys
 
 from ipam.models import Role
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 
 roles = load_yaml("/opt/netbox/initializers/prefix_vlan_roles.yml")
 
@@ -9,7 +9,8 @@ if roles is None:
     sys.exit()
 
 for params in roles:
-    role, created = Role.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    role, created = Role.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("⛹️‍ Created Prefix/VLAN Role", role.name)
diff --git a/startup_scripts/290_cluster_types.py b/startup_scripts/290_cluster_types.py
index 9f361b1..642bc7a 100644
--- a/startup_scripts/290_cluster_types.py
+++ b/startup_scripts/290_cluster_types.py
@@ -1,6 +1,6 @@
 import sys
 
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from virtualization.models import ClusterType
 
 cluster_types = load_yaml("/opt/netbox/initializers/cluster_types.yml")
@@ -9,7 +9,8 @@ if cluster_types is None:
     sys.exit()
 
 for params in cluster_types:
-    cluster_type, created = ClusterType.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    cluster_type, created = ClusterType.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🧰 Created Cluster Type", cluster_type.name)
diff --git a/startup_scripts/300_cluster_groups.py b/startup_scripts/300_cluster_groups.py
index fedd292..a8e3573 100644
--- a/startup_scripts/300_cluster_groups.py
+++ b/startup_scripts/300_cluster_groups.py
@@ -1,6 +1,6 @@
 import sys
 
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from virtualization.models import ClusterGroup
 
 cluster_groups = load_yaml("/opt/netbox/initializers/cluster_groups.yml")
@@ -9,7 +9,10 @@ if cluster_groups is None:
     sys.exit()
 
 for params in cluster_groups:
-    cluster_group, created = ClusterGroup.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    cluster_group, created = ClusterGroup.objects.get_or_create(
+        **matching_params, defaults=defaults
+    )
 
     if created:
         print("🗄️ Created Cluster Group", cluster_group.name)
diff --git a/startup_scripts/310_clusters.py b/startup_scripts/310_clusters.py
index e492351..e36a5f9 100644
--- a/startup_scripts/310_clusters.py
+++ b/startup_scripts/310_clusters.py
@@ -1,7 +1,12 @@
 import sys
 
 from dcim.models import Site
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 from virtualization.models import Cluster, ClusterGroup, ClusterType
 
@@ -10,8 +15,8 @@ clusters = load_yaml("/opt/netbox/initializers/clusters.yml")
 if clusters is None:
     sys.exit()
 
+match_params = ["name", "type"]
 required_assocs = {"type": (ClusterType, "name")}
-
 optional_assocs = {
     "site": (Site, "name"),
     "group": (ClusterGroup, "name"),
@@ -34,7 +39,8 @@ for params in clusters:
 
             params[assoc] = model.objects.get(**query)
 
-    cluster, created = Cluster.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    cluster, created = Cluster.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🗄️ Created cluster", cluster.name)
diff --git a/startup_scripts/320_vlan_groups.py b/startup_scripts/320_vlan_groups.py
index 7b5fe6d..a81e695 100644
--- a/startup_scripts/320_vlan_groups.py
+++ b/startup_scripts/320_vlan_groups.py
@@ -2,7 +2,12 @@ import sys
 
 from django.contrib.contenttypes.models import ContentType
 from ipam.models import VLANGroup
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 
 vlan_groups = load_yaml("/opt/netbox/initializers/vlan_groups.yml")
 
@@ -32,7 +37,9 @@ for params in vlan_groups:
                 )
                 continue
             params["scope_id"] = ct.model_class().objects.get(**query).id
-    vlan_group, created = VLANGroup.objects.get_or_create(**params)
+
+    matching_params, defaults = split_params(params)
+    vlan_group, created = VLANGroup.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🏘️ Created VLAN Group", vlan_group.name)
diff --git a/startup_scripts/330_vlans.py b/startup_scripts/330_vlans.py
index 8a6b0c8..e378881 100644
--- a/startup_scripts/330_vlans.py
+++ b/startup_scripts/330_vlans.py
@@ -2,7 +2,12 @@ import sys
 
 from dcim.models import Site
 from ipam.models import VLAN, Role, VLANGroup
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant, TenantGroup
 
 vlans = load_yaml("/opt/netbox/initializers/vlans.yml")
@@ -10,6 +15,7 @@ vlans = load_yaml("/opt/netbox/initializers/vlans.yml")
 if vlans is None:
     sys.exit()
 
+match_params = ["name", "vid"]
 optional_assocs = {
     "site": (Site, "name"),
     "tenant": (Tenant, "name"),
@@ -28,7 +34,8 @@ for params in vlans:
 
             params[assoc] = model.objects.get(**query)
 
-    vlan, created = VLAN.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    vlan, created = VLAN.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🏠 Created VLAN", vlan.name)
diff --git a/startup_scripts/340_virtual_machines.py b/startup_scripts/340_virtual_machines.py
index 94d4fef..51d3bc6 100644
--- a/startup_scripts/340_virtual_machines.py
+++ b/startup_scripts/340_virtual_machines.py
@@ -1,7 +1,12 @@
 import sys
 
 from dcim.models import DeviceRole, Platform
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 from virtualization.models import Cluster, VirtualMachine
 
@@ -10,8 +15,8 @@ virtual_machines = load_yaml("/opt/netbox/initializers/virtual_machines.yml")
 if virtual_machines is None:
     sys.exit()
 
+match_params = ["cluster", "name"]
 required_assocs = {"cluster": (Cluster, "name")}
-
 optional_assocs = {
     "tenant": (Tenant, "name"),
     "platform": (Platform, "name"),
@@ -38,7 +43,10 @@ for params in virtual_machines:
 
             params[assoc] = model.objects.get(**query)
 
-    virtual_machine, created = VirtualMachine.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    virtual_machine, created = VirtualMachine.objects.get_or_create(
+        **matching_params, defaults=defaults
+    )
 
     if created:
         print("🖥️ Created virtual machine", virtual_machine.name)
diff --git a/startup_scripts/350_virtualization_interfaces.py b/startup_scripts/350_virtualization_interfaces.py
index 0ae5c5c..c6bbfa0 100644
--- a/startup_scripts/350_virtualization_interfaces.py
+++ b/startup_scripts/350_virtualization_interfaces.py
@@ -1,6 +1,11 @@
 import sys
 
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from virtualization.models import VirtualMachine, VMInterface
 
 interfaces = load_yaml("/opt/netbox/initializers/virtualization_interfaces.yml")
@@ -8,6 +13,7 @@ interfaces = load_yaml("/opt/netbox/initializers/virtualization_interfaces.yml")
 if interfaces is None:
     sys.exit()
 
+match_params = ["name", "virtual_machine"]
 required_assocs = {"virtual_machine": (VirtualMachine, "name")}
 
 for params in interfaces:
@@ -19,7 +25,8 @@ for params in interfaces:
 
         params[assoc] = model.objects.get(**query)
 
-    interface, created = VMInterface.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    interface, created = VMInterface.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🧷 Created interface", interface.name, interface.virtual_machine.name)
diff --git a/startup_scripts/360_prefixes.py b/startup_scripts/360_prefixes.py
index c4cb936..ffb774b 100644
--- a/startup_scripts/360_prefixes.py
+++ b/startup_scripts/360_prefixes.py
@@ -3,7 +3,12 @@ import sys
 from dcim.models import Site
 from ipam.models import VLAN, VRF, Prefix, Role
 from netaddr import IPNetwork
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant, TenantGroup
 
 prefixes = load_yaml("/opt/netbox/initializers/prefixes.yml")
@@ -11,6 +16,7 @@ prefixes = load_yaml("/opt/netbox/initializers/prefixes.yml")
 if prefixes is None:
     sys.exit()
 
+match_params = ["prefix", "site", "vrf", "vlan"]
 optional_assocs = {
     "site": (Site, "name"),
     "tenant": (Tenant, "name"),
@@ -31,7 +37,8 @@ for params in prefixes:
             query = {field: params.pop(assoc)}
             params[assoc] = model.objects.get(**query)
 
-    prefix, created = Prefix.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    prefix, created = Prefix.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("📌 Created Prefix", prefix.prefix)
diff --git a/startup_scripts/370_ip_addresses.py b/startup_scripts/370_ip_addresses.py
index afe7612..b35cb49 100644
--- a/startup_scripts/370_ip_addresses.py
+++ b/startup_scripts/370_ip_addresses.py
@@ -5,7 +5,12 @@ from django.contrib.contenttypes.models import ContentType
 from django.db.models import Q
 from ipam.models import VRF, IPAddress
 from netaddr import IPNetwork
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 from virtualization.models import VirtualMachine, VMInterface
 
@@ -14,6 +19,7 @@ ip_addresses = load_yaml("/opt/netbox/initializers/ip_addresses.yml")
 if ip_addresses is None:
     sys.exit()
 
+match_params = ["address", "vrf"]
 optional_assocs = {
     "tenant": (Tenant, "name"),
     "vrf": (VRF, "name"),
@@ -55,7 +61,8 @@ for params in ip_addresses:
 
                 params[assoc] = model.objects.get(**query)
 
-    ip_address, created = IPAddress.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    ip_address, created = IPAddress.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("🧬 Created IP Address", ip_address.address)
diff --git a/startup_scripts/400_services.py b/startup_scripts/400_services.py
index a28eb09..a92d82b 100644
--- a/startup_scripts/400_services.py
+++ b/startup_scripts/400_services.py
@@ -2,7 +2,7 @@ import sys
 
 from dcim.models import Device
 from ipam.models import Service
-from startup_script_utils import load_yaml
+from startup_script_utils import load_yaml, split_params
 from virtualization.models import VirtualMachine
 
 services = load_yaml("/opt/netbox/initializers/services.yml")
@@ -10,6 +10,7 @@ services = load_yaml("/opt/netbox/initializers/services.yml")
 if services is None:
     sys.exit()
 
+match_params = ["name", "device", "virtual_machine"]
 optional_assocs = {
     "device": (Device, "name"),
     "virtual_machine": (VirtualMachine, "name"),
@@ -24,6 +25,7 @@ for params in services:
 
             params[assoc] = model.objects.get(**query)
 
+    matching_params, defaults = split_params(params, match_params)
     service, created = Service.objects.get_or_create(**params)
 
     if created:
diff --git a/startup_scripts/420_providers.py b/startup_scripts/420_providers.py
index 1c652eb..e68e1f3 100644
--- a/startup_scripts/420_providers.py
+++ b/startup_scripts/420_providers.py
@@ -1,7 +1,12 @@
 import sys
 
 from circuits.models import Provider
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 
 providers = load_yaml("/opt/netbox/initializers/providers.yml")
 
@@ -11,7 +16,8 @@ if providers is None:
 for params in providers:
     custom_field_data = pop_custom_fields(params)
 
-    provider, created = Provider.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    provider, created = Provider.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("📡 Created provider", provider.name)
diff --git a/startup_scripts/440_circuit_types.py b/startup_scripts/440_circuit_types.py
index fa49681..6d3f7fa 100644
--- a/startup_scripts/440_circuit_types.py
+++ b/startup_scripts/440_circuit_types.py
@@ -1,7 +1,12 @@
 import sys
 
 from circuits.models import CircuitType
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 
 circuit_types = load_yaml("/opt/netbox/initializers/circuit_types.yml")
 
@@ -11,7 +16,8 @@ if circuit_types is None:
 for params in circuit_types:
     custom_field_data = pop_custom_fields(params)
 
-    circuit_type, created = CircuitType.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params)
+    circuit_type, created = CircuitType.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("⚡ Created Circuit Type", circuit_type.name)
diff --git a/startup_scripts/450_circuits.py b/startup_scripts/450_circuits.py
index c182203..68f159b 100644
--- a/startup_scripts/450_circuits.py
+++ b/startup_scripts/450_circuits.py
@@ -1,7 +1,12 @@
 import sys
 
 from circuits.models import Circuit, CircuitType, Provider
-from startup_script_utils import load_yaml, pop_custom_fields, set_custom_fields_values
+from startup_script_utils import (
+    load_yaml,
+    pop_custom_fields,
+    set_custom_fields_values,
+    split_params,
+)
 from tenancy.models import Tenant
 
 circuits = load_yaml("/opt/netbox/initializers/circuits.yml")
@@ -9,8 +14,8 @@ circuits = load_yaml("/opt/netbox/initializers/circuits.yml")
 if circuits is None:
     sys.exit()
 
+match_params = ["cid", "provider", "type"]
 required_assocs = {"provider": (Provider, "name"), "type": (CircuitType, "name")}
-
 optional_assocs = {"tenant": (Tenant, "name")}
 
 for params in circuits:
@@ -29,7 +34,8 @@ for params in circuits:
 
             params[assoc] = model.objects.get(**query)
 
-    circuit, created = Circuit.objects.get_or_create(**params)
+    matching_params, defaults = split_params(params, match_params)
+    circuit, created = Circuit.objects.get_or_create(**matching_params, defaults=defaults)
 
     if created:
         print("⚡ Created Circuit", circuit.cid)
diff --git a/startup_scripts/startup_script_utils/__init__.py b/startup_scripts/startup_script_utils/__init__.py
index 290b87b..4c25c6b 100644
--- a/startup_scripts/startup_script_utils/__init__.py
+++ b/startup_scripts/startup_script_utils/__init__.py
@@ -1,2 +1,3 @@
 from .custom_fields import pop_custom_fields, set_custom_fields_values
 from .load_yaml import load_yaml
+from .utils import split_params
diff --git a/startup_scripts/startup_script_utils/utils.py b/startup_scripts/startup_script_utils/utils.py
new file mode 100644
index 0000000..e31f796
--- /dev/null
+++ b/startup_scripts/startup_script_utils/utils.py
@@ -0,0 +1,15 @@
+from typing import Tuple
+
+
+def split_params(params: dict, unique_params: list = None) -> Tuple[dict, dict]:
+    """Split params dict into dict with matching params and a dict with default values"""
+
+    if unique_params is None:
+        unique_params = ["name", "slug"]
+
+    matching_params = {}
+    for unique_param in unique_params:
+        param = params.pop(unique_param, None)
+        if param:
+            matching_params[unique_param] = param
+    return matching_params, params