//read next token
BufferedReader input = new BufferedReader(new StringReader(nextToken));
JSONTokener j = new JSONTokener(input);
j.nextString('\"');//return {
j.nextString('\"');//return next_token
j.nextString('\"');//return :
token=j.nextString('\"');
query = "SELECT * FROM TOKENTABLEENCRYPT WHERE groupidsource = ?";
prepStmt = connection.getConnection().prepareStatement(query,ResultSet.CONCUR_UPDATABLE, ResultSet.CONCUR_UPDATABLE);
prepStmt.setString(1, token);