Script to clear old lane assignment
DECLARE @clear_dt datetime = CONVERT(DATETIME, Switchoffset(Getdate(), Datepart(tzoffset, Getdate() at time zone 'Eastern Standard Time')))
UPDATE lane_assignment
SET Clear_dt=@clear_dt,
Update_ID=<Created ID>,
Update_dt=@clear_dt,
Status=1
WHERE lane_assignment_id in (<Lane Assignment ID>)
UPDATE DynamicDemandPickList
SET Status=3,
UpdatedId=<Lane Assignment ID>,
UpdatedDate=@clear_dt,
CreatedId = <Created ID>
WHERE LaneAssignmentId in (<Lane Assignment ID>)