UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Bs+BF/U97KH03sHiqIfiMZxNteS+vUndGmigZPjepo=' 
WHERE 
  key_id = '6ace85a55b8a5a8f689797ed717529c3ef8f4b1a91d26df5fafb6deee5a3775a' 
  AND (
    token = '1Bs+BF/U97KH03sHiqIfiMZxNteS+vUndGmigZPjepo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )