UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6Rpqx8S1O+N8uXfguWowp88XjQgEfL/2nRIVi+jiXo=' 
WHERE 
  key_id = '5394c41a69ff0d0e8d27d6d96e84239b395372f650397b0760495a7f6774c079' 
  AND (
    token = 'c6Rpqx8S1O+N8uXfguWowp88XjQgEfL/2nRIVi+jiXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )