app.js

// Dependencies.
var express = require('express'),
      app = module.exports = express.createServer(),
      del = function(req, res) { res.clearCookie('login_token'); res.redirect('/'); },
      set = function(req, res) { res.cookie('login_token', +new Date(), { maxAge: 3600000, path: '/' }); res.redirect('/'); };

// Config
app.configure(function() {
  app.use(express.bodyParser());
  app.use(express.cookieParser());
  app.use(app.router);
});

// Routes
app.get('/', function home(req, res) {
  res.end('<a href="/set">set</a> <a href="/del/a">del</a> <a href="/del">rlydel</a>');
  console.log(req.cookies);
});
app.get('/set', set);
app.get('/del/a', del);
app.get('/del', del);

// Server
app.listen(3000);