UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a+OI37kg4bK/4z8gCBTEsOGzQXlnzWVGvRXEln3bZK8=' 
WHERE 
  key_id = '491339a0e32a09660ea1990e5f7046ca7f0144b19f039623ce592c2da4794b9f' 
  AND (
    token = 'a+OI37kg4bK/4z8gCBTEsOGzQXlnzWVGvRXEln3bZK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )