timezone comparison

App/Plans/Model.py

@@ -43,7 +43,7 @@ class Plan(Model):
     async def is_promo_valid(self) -> bool:
         """Check if the promotional plan is still valid."""
         if self.is_promo and self.expire_date:
-            return datetime.now() < self.expire_date
+            return datetime.now() < self.expire_date.replace(tzinfo=None)
         self.is_valid = False
         await self.save()
         return False