UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tLL5uyfI6eJfOeCcTiKn0XXb9Ps5Km3APxakfI75WdE=' 
WHERE 
  key_id = '956037f5b738ce02bd45effecae4623c06a9e8bc25815e7bce13a2e372018483' 
  AND (
    token = 'tLL5uyfI6eJfOeCcTiKn0XXb9Ps5Km3APxakfI75WdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )