CREATE TABLE table_53297 ("Tie no" CLOB, "Home team" CLOB, "Score" CLOB, "Away team" CLOB, "Date" CLOB)

What was the away team that played luton town?
SELECT "Away team" FROM table_53297 WHERE "Home team" = 'luton town'
SELECT "Away team" FROM "table_53297" WHERE "Home team" = 'luton town'