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_84 ( year INTEGER, award VARCHAR, nominee VARCHAR )

### Question ###
What is the sum of Year, when Award is 'Outer Critics Circle Award', and when Nominee is 'Nathan Lane'?

### Accurate SQL ###

SELECT SUM(year) FROM table_name_84 WHERE award = "outer critics circle award" AND nominee = "nathan lane"