UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'trOFH8VMq17d91amEb6pllWvd9C0QZTLeZKM//SkG7M=' 
WHERE 
  key_id = '9b726a745c993f8a2cb45a74d348a3610d3d8fe7508b46a85622358db292b30f' 
  AND (
    token = 'trOFH8VMq17d91amEb6pllWvd9C0QZTLeZKM//SkG7M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )