UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yEIhbwHc9nlVg/tfEuctNQir3JcVh7snphdGwG+uGqo=' 
WHERE 
  key_id = '6a836b4b92343d67707616eec657516f02fec0957ba36102df66dca3add6d4f9' 
  AND (
    token = 'yEIhbwHc9nlVg/tfEuctNQir3JcVh7snphdGwG+uGqo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )