login as alice
  access token: JWT, sid=22badf84
  access lifetime: 300 seconds
  refresh token: 43 characters, dots in it: 0
after login, refresh(A) -> B, refresh(B) -> C, one family:
  token A   hash 7a05668b  status USED
  token B   hash 7bb7862a  status USED
  token C   hash a661d1ea  status ACTIVE
sid of the access token minted from C: 22badf84
family id in the table:                22badf84