UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l4pfMSfDRYpVUmwWJf+RCv2Nqh0a/cOYtQdQ+EfYAAg=' 
WHERE 
  key_id = '270c720efc9cf398ec7fd6138a543577746f61cbb2e72556e8dcf7a2e3fe5254' 
  AND (
    token = 'l4pfMSfDRYpVUmwWJf+RCv2Nqh0a/cOYtQdQ+EfYAAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )