UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Weuv/oqyVWTZmIiEbi1umQ6wMRNHJ90jb73frDblyQg=' 
WHERE 
  key_id = 'b4e8776d9d6ef2c73fa8d51a6332992944e0922df67367d76841022f15a7603c' 
  AND (
    token = 'Weuv/oqyVWTZmIiEbi1umQ6wMRNHJ90jb73frDblyQg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )