UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vhhkhzHDn+zUGgwFQFYF5ph5RQXkwvd46LqEB26kogw=' 
WHERE 
  key_id = '2065d367b6a792cd96b1c9e05959fa353356fe811b4accdc8d06b3cc99642203' 
  AND (
    token = 'vhhkhzHDn+zUGgwFQFYF5ph5RQXkwvd46LqEB26kogw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )