CREATE TABLE table_name_2 (extra_points INT, player VARCHAR, points VARCHAR)

Which Extra points is the highest one that has a Player of herrnstein, and Points smaller than 30?
SELECT MAX(extra_points) FROM table_name_2 WHERE player = "herrnstein" AND points < 30
SELECT MAX("extra_points") FROM "table_name_2" WHERE "herrnstein" = "player" AND "points" < 30