UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6E5BRMdf7RVgIs1MVhdnUK36U/mPYouUAO/4NAoo/w=' 
WHERE 
  key_id = 'fb25d38259b677d5b95f44a864a23316cce4227e32a1207c7b46329d191f7ffd' 
  AND (
    token = 'r6E5BRMdf7RVgIs1MVhdnUK36U/mPYouUAO/4NAoo/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )