UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4CERrC6Gh9ch3tNmdEyvlYzQDgZk34RtrXUwR+eINM=' 
WHERE 
  key_id = '7fffb058e5d7eed2889e31a71f86ab6f46ce6dbe59812cf4500501edc1e6acac' 
  AND (
    token = 't4CERrC6Gh9ch3tNmdEyvlYzQDgZk34RtrXUwR+eINM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )