UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'skSL5WH0CMpqUAfewJJ/F/UkpLHdnP7ySBFElqzqFrE=' 
WHERE 
  key_id = '6ec1e60cba69b2c23504951d732528153cff8dfb8d32fcd4726c3be749ddd3ac' 
  AND (
    token = 'skSL5WH0CMpqUAfewJJ/F/UkpLHdnP7ySBFElqzqFrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )