CREATE TABLE table_name_31 (prize VARCHAR(255), beer_name VARCHAR(255), year VARCHAR(255), competition VARCHAR(255))
What prize did good old boy win in 2002 at the camra london and south east regional competition?
    
SQL: SELECT prize FROM table_name_31 WHERE year > 2002 AND competition = "camra london and south east regional competition" AND beer_name = "good old boy"