UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uBy2+7fD/oETxiTXsLa/8sMHRvkT3U5yD1na8zIruL0=' 
WHERE 
  key_id = 'ef2338257cec9943927f050a2fd52ce9f9f6fa212920d8bee0099802e6058b85' 
  AND (
    token = 'uBy2+7fD/oETxiTXsLa/8sMHRvkT3U5yD1na8zIruL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )