var options = {

  // The URL you were given when you created your Firebase
  host: 'connect-sessions.firebaseio.com',

  // Optional. A Firebase authentication token
  token: 'qKtOKAQSTCxLFJI7uSeof6H7cfLpSuWYOhqOTQqz',

  // Optional. How often expired sessions should be cleaned up.
  // Defaults to 21600000 (6 hours).
  reapInterval: 600000

};

var connect = require('connect'),
  FirebaseStore = require('connect-firebase')(connect);
connect()
  .use(connect.cookieParser())
  .use(connect.session({ store: new FirebaseStore(options), secret: 'keyboard cat'}))

var session = require('express-session'),
  FirebaseStore = require('connect-firebase')(session);
app.use(session({
  store: new FirebaseStore(options), 
  secret: 'keyboard cat' 
}));