*: providers and sources -> channels, PolicyModel to PolicyBindingModel that uses custom M2M through

passbook/core/tasks.py

@@ -2,14 +2,14 @@
 from django.utils.timezone import now
 from structlog import get_logger
 
-from passbook.core.models import Nonce
+from passbook.core.models import Token
 from passbook.root.celery import CELERY_APP
 
 LOGGER = get_logger()
 
 
 @CELERY_APP.task()
-def clean_nonces():
-    """Remove expired nonces"""
-    amount, _ = Nonce.objects.filter(expires__lt=now(), expiring=True).delete()
-    LOGGER.debug("Deleted expired nonces", amount=amount)
+def clean_tokens():
+    """Remove expired tokens"""
+    amount, _ = Token.objects.filter(expires__lt=now(), expiring=True).delete()
+    LOGGER.debug("Deleted expired tokens", amount=amount)