UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oZiqJD28jN5qgVLjyX5wMGRmBbgrSmolHusPwPQn2Wg=' 
WHERE 
  key_id = '3968c7f997cefe1d0a4de359272269527f248f3c82f0909e684a341edb95994f' 
  AND (
    token = 'oZiqJD28jN5qgVLjyX5wMGRmBbgrSmolHusPwPQn2Wg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )