UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'okJrb+TRKkn9msyPHEDIr6k0dc07rL8bH9aoC6ekdXo=' 
WHERE 
  key_id = 'a845d5984d5e78a19f4926af30bb2fc44489cf461be42b1347206e814e6dc58c' 
  AND (
    token = 'okJrb+TRKkn9msyPHEDIr6k0dc07rL8bH9aoC6ekdXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )