UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QjLg6W8iZmOJfszz5tXBgk/0APNenHXqg+KWAIuPnUM=' 
WHERE 
  key_id = '7db9f69452e67256c5f953cb82a278482d85681216e1705f8016ef04b48bbeb3' 
  AND (
    token = 'QjLg6W8iZmOJfszz5tXBgk/0APNenHXqg+KWAIuPnUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )