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_37 (goals_for INTEGER, goals_against VARCHAR, played VARCHAR)

### Question ###
What is the smallest number of goals when the goals against are more than 58 and played number is more than 30?

### Accurate SQL ###

SELECT MIN(goals_for) FROM table_name_37 WHERE goals_against > 58 AND played > 30