title: How to set jwt token expiry time to maximum in nodejs?
body: <p>I dont want my token to get expire and shold be valid forever.</p>
  
  <pre><code>var token = jwt.sign({email_id:'123@gmail.com'}, "Stack", {
  
                          expiresIn: '24h' // expires in 24 hours
  
                           });
  </code></pre>
  
  <p>In above code i have given for 24 hours..
  I do not want my token to get expire.
  What shall be done for this?</p>