UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f97whPGB8jvT0sDX5l6MI67TcJPC81JVxyQnBkCgdDY=' 
WHERE 
  key_id = '4526aa470b517d49252bb977d321eeb75ce17d1cf73485ecc2ef7757e55b2a33' 
  AND (
    token = 'f97whPGB8jvT0sDX5l6MI67TcJPC81JVxyQnBkCgdDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )