def METHOD_NAME(self, request, *args, **kwargs):
    """
    Implements the /expire endpoint
    Allows a user to expire a TempToken.
    """
    try:
        TempToken.objects.get(user=request.user).delete()
    except TempToken.DoesNotExist as exc:
        raise ParseError(_("Temporary token not found!")) from exc
    return Response(status=status.HTTP_204_NO_CONTENT)