UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dGXf+sUV7SHRQ/PgK65/5LH3gz9TaKpCHQnPfrlK+us=' 
WHERE 
  key_id = '853f71e8b5c93bde62bf28e79b43206816de55907956ae5782c80f1115f3712d' 
  AND (
    token = 'dGXf+sUV7SHRQ/PgK65/5LH3gz9TaKpCHQnPfrlK+us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )