title: how to clear all sessions associated with a user with passport.js
body: <p>I know how to log out a user when he requests to do so, but e.g. when he changes his password, I would like to log out all sessions that are currently active with the user.</p>
  
  <p>How can I achieve this?</p>
  
  <p>Thanks &amp; Cheers!
  Freundschaft</p>