Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_28 (points INTEGER, driver VARCHAR, laps VARCHAR)

### Question ###
What was Scott Riggs points when he had more than 400 laps?

### Accurate SQL ###

SELECT SUM(points) FROM table_name_28 WHERE driver = "scott riggs" AND laps > 400