UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8C5sj7axiPzC3Iisd84nA96ezHFmGvCHTHgQpO39b+A=' 
WHERE 
  key_id = 'a7db460dd006302963f1a36f1770dfa9fdb2e6e4e41a751e4bc99fc37f2c5d54' 
  AND (
    token = '8C5sj7axiPzC3Iisd84nA96ezHFmGvCHTHgQpO39b+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )