UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Cfrje4pi6cE7PIHpRdRMZ5/KbdyZSfjOQZg9TkWeVc=' 
WHERE 
  key_id = '51cff590d501d156653716a36b55c71fa1225c3f278ddf850683d75bd9152a2b' 
  AND (
    token = '4Cfrje4pi6cE7PIHpRdRMZ5/KbdyZSfjOQZg9TkWeVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )