UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D0wnIq7Oufkr3NbnQAtre/2+IXsss4tVWfBoX6wARq0=' 
WHERE 
  key_id = '2845a20da42add15c7b1492a3cd586c4cb5796a5cbd23d082eaf6a388a5581ca' 
  AND (
    token = 'D0wnIq7Oufkr3NbnQAtre/2+IXsss4tVWfBoX6wARq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )