UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TaN6aDett5zjbfCXgQELtCMliLwplkA9oUy80GEvJSo=' 
WHERE 
  key_id = '6c79a5f860fd78a0796371b4ba7ca77549414724b5f165e1e7b0265823f17c3b' 
  AND (
    token = 'TaN6aDett5zjbfCXgQELtCMliLwplkA9oUy80GEvJSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )