UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uywv5DYlZZ0Lbe42YZHcOG1PASKkBwygUJy70GyKSbE=' 
WHERE 
  key_id = 'a9d5afb99451d688b32f4f168915d9395208a68e5d15a092c90390c63d88567d' 
  AND (
    token = 'Uywv5DYlZZ0Lbe42YZHcOG1PASKkBwygUJy70GyKSbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )