UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5+g02GCjCe6uVY8WFEau5Yt6clwWUfkhe8JI895iFu8=' 
WHERE 
  key_id = '44e0d6e8f9b1be74129f7d9186082b97fab5120d39663790b3fd1a6a917a67e2' 
  AND (
    token = '5+g02GCjCe6uVY8WFEau5Yt6clwWUfkhe8JI895iFu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )