UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PfUcMDO8U3jRDXoPz5eWfDr7QQ9+FWztpVYld2Pi0NU=' 
WHERE 
  key_id = '88d6b319069f4b0fce461c1214438d2e1d79184076f81e6ecfd3fe0deb05aed0' 
  AND (
    token = 'PfUcMDO8U3jRDXoPz5eWfDr7QQ9+FWztpVYld2Pi0NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )