How to make user login from only one device at a time

Question

I have a RestAPI which when hit authenticate the user. This api is exposed to android and ios developers they hit this api to allow user to login to our app

My requireme

Answer 1

php example

When user success login

$t1 = time();

$t2 = $t1 +10

Save $t1 in redis server

Save $t2 in browser cookie (encrypted, only server know how to decrypt it)

Whenever browser visit server always compare that $t2 > $t1, if not send browser message "you are logout"