UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iqFGw8Bk08GjqmWXrsiIzgkz0JdQ2w7VDtwA4O41v9Y=' 
WHERE 
  key_id = '8d6f632c871a0040630d3cb5a9e6d55226905036f9e9b030552f6c25f2641ea8' 
  AND (
    token = 'iqFGw8Bk08GjqmWXrsiIzgkz0JdQ2w7VDtwA4O41v9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )