Change Key duration to something that works

portal/model/Key.py

@@ -15,7 +15,7 @@ from portal.model.User import User
 from portal.model.UtcDateTime import UtcDateTime
 from portal.model.Uuid import Uuid
 
-KEY_DURATION = timedelta(years=10)
+KEY_DURATION = timedelta(weeks=52*10)
 
 # Type alias (a secret is nothing but a string, but we want to make type hints a bit clearer
 Secret = str