UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6OZBsw7zqgWMln2ZAatebuO+QDjkiF/s1x0vo9sYnE=' 
WHERE 
  key_id = '520504b4124dc0bafb2525ab950b41d13e5923bf90e61065500b0bc3de1f77c6' 
  AND (
    token = 'i6OZBsw7zqgWMln2ZAatebuO+QDjkiF/s1x0vo9sYnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )