Hey there, should happen within the next 24 hours, likely a lot less. The server usually restarted around 7-8 am (?) UTC, not sure if its still that way though.
If you are worried that the sheild won't go down... It will after a few minutes.
Otherwise, every day there is a restart... Actually sometime soon twice a day
'I would like to be half as clever as some people like to believe they are' Life is full of disappointments, it is how we handle them that helps to define us, as a person