UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/z4bQQECwYfWYikT22birtk5UemMrj8OZu37ubswKzs=' 
WHERE 
  key_id = '84f76e8c5613c01918f477f319871507c5f79a20c51aaf05145b6cef24c8647c' 
  AND (
    token = '/z4bQQECwYfWYikT22birtk5UemMrj8OZu37ubswKzs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )