UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mUZtA7o7dp6aWconA7FyOLwtCqLwSAIYuEeXl2tTb9g=' 
WHERE 
  key_id = 'd379e02c9b85119e4b8cd04aa62d840ba967ccaec873c863310f0358b114c734' 
  AND (
    token = 'mUZtA7o7dp6aWconA7FyOLwtCqLwSAIYuEeXl2tTb9g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )