TODATE Usage in query

String query = "Select j1.* from Job j1, JobDefinition jdt where j1.JobDefinition= jdt.UniqueId and jdt.Name='ABC' and j1.RunStart > TODATE('2016-06-22 15:04:19', 'GMT')";

I want to replace this hardcoded time (2016-06-22 15:04:19) with parameter I am not able to do .