TokenClient crashing after being called (on new mint or on batch page)

Reverting the commits made yesterday solves the issues:
(seems to be related to breaking changes in redis from v3 to v4)
https://github.com/OpenQDev/OpenQ-Frontend/issues/1404
https://github.com/OpenQDev/OpenQ-Frontend/issues/1409
https://github.com/OpenQDev/OpenQ-Frontend/issues/1410