UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ku7rFoH5gv1LpuplK37ZbzIoY7Xb4RIjMy/BBsoDPXQ=' 
WHERE 
  key_id = 'b255f22453e7fa2bc3ebc693b29151c7479f047092c51f024d4d7fe8e5a59ae4' 
  AND (
    token = 'Ku7rFoH5gv1LpuplK37ZbzIoY7Xb4RIjMy/BBsoDPXQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )