Minor update

Author: TLCFEM

src/mb/app/utility.py

@@ -15,8 +15,9 @@
 
 from __future__ import annotations
 
+import datetime
 import re
-from datetime import datetime, timedelta
+from datetime import timedelta
 from http import HTTPStatus
 
 import bcrypt
@@ -131,14 +132,12 @@ async def authenticate_user(username: str, password: str):
 
 
 def create_token(sub: str):
+    exp = datetime.datetime.now(datetime.UTC)
+    exp += timedelta(minutes=MB_ACCESS_TOKEN_EXPIRE_MINUTES)
     return Token(
         access_token=jwt.encode(
             {"alg": MB_ALGORITHM},
-            {
-                "sub": sub,
-                "exp": datetime.utcnow()
-                + timedelta(minutes=MB_ACCESS_TOKEN_EXPIRE_MINUTES),
-            },
+            {"sub": sub, "exp": exp},
             OCT_KEY,
         ),
         token_type="bearer",