UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQ7jbCNlU5GFPoHuQ6TW7axi68YJmij8C+WuZellSRU=' 
WHERE 
  key_id = '40b280acfcae3d73c91247a2fb7cf24cf00ba5fa71a193ad4d019f6d3afbe906' 
  AND (
    token = 'PQ7jbCNlU5GFPoHuQ6TW7axi68YJmij8C+WuZellSRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )