UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2OCFWAGeyIkt4j33ZVzuuIxLOpNnjn3L4Xvig8BgFeE=' 
WHERE 
  key_id = '6a1031b98e56986383d96da81f911076ea202dbe651d31631ed83c685fab9896' 
  AND (
    token = '2OCFWAGeyIkt4j33ZVzuuIxLOpNnjn3L4Xvig8BgFeE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )