UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8BckJ7R3My8Pf9jAd/W/FgkHrs8b5A6/eYzvxtrqB6k=' 
WHERE 
  key_id = '4873dfca424d327be5996e19f0855c041e2fc7afb6668751d056fe9206e653c8' 
  AND (
    token = '8BckJ7R3My8Pf9jAd/W/FgkHrs8b5A6/eYzvxtrqB6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )