We're working with a school district who's employees are able to login when the use the app, but get "Expired Link" messages when they try to login to the website.  They enter they email addresses, get the link almost immediately in their inboxes, then take the "Sign In To Event" link and it immediately says it's expired.  Please help! Thank you!

This is a link from one of the people attempting it: https://tigerteachernation.zohobackstage.com/public/digest/2f2778555f2b6845e7cb749c034e33c6a426dc335dfe66190e1f28bae788573d9f8e52fd83d4ee2445507960fb1dccb741ab569a4097a6991ca7f6f51c05d004