UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mWcwIuazPc9GGUwvWqGHBE0JCfApd1JuJTUZKWs93A0=' 
WHERE 
  key_id = '902cd87f7b5b086e2e93b4b52e1931fbd02206ce8df780ab94a950cd47185f43' 
  AND (
    token = 'mWcwIuazPc9GGUwvWqGHBE0JCfApd1JuJTUZKWs93A0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )