UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YnNLjXa5linLpNT75np67OB7BFqkMbn4HMn9+CInxBU=' 
WHERE 
  key_id = '9e6c6505a9c4be501931540c5fad8c8be7da5976c9cd60624d758da139a22512' 
  AND (
    token = 'YnNLjXa5linLpNT75np67OB7BFqkMbn4HMn9+CInxBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )