o in a similar case the above example isn't working and you may have php sort out the value you need to compare against. And the timestamp for a day earlier ato in a similar case the above example isn't working and you may have php sort out the value you need to compare against. And the timestamp for a day earlier ato in a similar case the above example isn't working and you may have php sort out the value you need to compare against. And the timestamp for a day earlier at