UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YA0Ax3IPDw3Z7d+Z/dnRpvgjT9wFQV7dATdkWG/co6k=' 
WHERE 
  key_id = '979f7ff669545b1ac1f1df47498d1fd3b6a201ac15cb54cc0304e4d9b66d1600' 
  AND (
    token = 'YA0Ax3IPDw3Z7d+Z/dnRpvgjT9wFQV7dATdkWG/co6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035