UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0iIopdpaTd4IcIb9xyWlQQnmK2dCN612nBjTywMrH0g=' 
WHERE 
  key_id = '21da0c61f580759005d54d205440aa9f4c2b5c939a9c467050ed1022c6708f68' 
  AND (
    token = '0iIopdpaTd4IcIb9xyWlQQnmK2dCN612nBjTywMrH0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )