UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '273pqaQfcrycfpTUnFT5PBwvdZU1sSwVc1ZmG9UTjTA=' 
WHERE 
  key_id = 'b4b53b1e39a25da06f3cd3931ba2184c6a6d48f67d09052b1aa5a3238d30522f' 
  AND (
    token = '273pqaQfcrycfpTUnFT5PBwvdZU1sSwVc1ZmG9UTjTA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )