UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4mw6zyyW83uu1JbO1Xu8A1eDe81QJBZYLSK1Zvaasac=' 
WHERE 
  key_id = '21d2047b783b2c90bfb6af05607b8abd4dbe7a5262a26ad30dc15dc971298610' 
  AND (
    token = '4mw6zyyW83uu1JbO1Xu8A1eDe81QJBZYLSK1Zvaasac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )