UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f/lmp4LXsAP2svPfWYsPmayBAX00nVW4JjSf1ZtCV/g=' 
WHERE 
  key_id = '71e1d578dec58227362bcce797b587c050bb1857a513fef0c823a9eed46d76b4' 
  AND (
    token = 'f/lmp4LXsAP2svPfWYsPmayBAX00nVW4JjSf1ZtCV/g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )