UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M0J6UjGtZlwC31aG92quLfZfHBYxT/2YiNX0V1dxBmI=' 
WHERE 
  key_id = '50a2b25f4d7abea1e0b48085620ffbc7ef40f4dd37f7d6bd7876d20f50d57a6c' 
  AND (
    token = 'M0J6UjGtZlwC31aG92quLfZfHBYxT/2YiNX0V1dxBmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )