UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cz2DmreTEDD88zaqajNOxXkImzVAgAiaBc/VsFrkVi0=' 
WHERE 
  key_id = 'b199615687e8bf844a85bb70b2597794bceefb25a9169e2eb2a4070faec4d72b' 
  AND (
    token = 'Cz2DmreTEDD88zaqajNOxXkImzVAgAiaBc/VsFrkVi0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )