UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9a+ofnDYfVyWpE6ylKXuyF6vOgUWzkGVjub73/F1BhE=' 
WHERE 
  key_id = 'b2773ac45daf6359eb0f24a45358007ba3fbd445cae6ca60b11eeff510eb56d4' 
  AND (
    token = '9a+ofnDYfVyWpE6ylKXuyF6vOgUWzkGVjub73/F1BhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )