UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VOpbnO6zJIXCFn/PE588M43KgBKjATNFgbwR+88ITZc=' 
WHERE 
  key_id = '4c927df195c6046f13d23f03730d1a3fe1addbd82acfbfce2b61c754ea2abccf' 
  AND (
    token = 'VOpbnO6zJIXCFn/PE588M43KgBKjATNFgbwR+88ITZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )