CREATE TABLE table_4397 ("Heat Rank" FLOAT, "Lane" FLOAT, "Swimmer" TEXT, "Country" TEXT, "Time" FLOAT, "Overall Rank" TEXT)

Tell me the average heat rank for time less than 24.02 and lane of 1
SELECT AVG("Heat Rank") FROM table_4397 WHERE "Time" < '24.02' AND "Lane" = '1'
SELECT AVG("Heat Rank") FROM "table_4397" WHERE "Lane" = '1' AND "Time" < '24.02'