UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a+ldVjAdUWxeLArk7JzTCckFgerlP4vC9GxOUEWuP6Y=' 
WHERE 
  key_id = '3ece76cdc15906a9aa0639b707f99d142e0250c59a95a32c96d246eb19d7ab95' 
  AND (
    token = 'a+ldVjAdUWxeLArk7JzTCckFgerlP4vC9GxOUEWuP6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )