UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KD0heKjlkyUUZPp5ebiJBQdq0N7Y+TGAyMjKjO4qSYA=' 
WHERE 
  key_id = '818e2bd4ffdb5be04cf44f60f7f4bd55c32d88a6864cdc968adafc078a762fb3' 
  AND (
    token = 'KD0heKjlkyUUZPp5ebiJBQdq0N7Y+TGAyMjKjO4qSYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )