CREATE TABLE table_50767 ("Position" FLOAT, "Played" FLOAT, "Points" FLOAT, "Wins" FLOAT, "Draws" FLOAT, "Losses" FLOAT, "Goals for" FLOAT, "Goals against" FLOAT, "Goal Difference" FLOAT)

What is the lowest Goals, when Played is greater than 30?
SELECT MIN("Goals for") FROM table_50767 WHERE "Played" > '30'
SELECT MIN("Goals for") FROM "table_50767" WHERE "Played" > '30'