UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1V8Mz2Zup5TGtyzVfv0aCRUJkJNYLVfCEbTvA54N4uc=' 
WHERE 
  key_id = '6ce5997f6a5dfe09b8dc0bbb58a3af0423320cdcbe1620ad4baaac1d6a124209' 
  AND (
    token = '1V8Mz2Zup5TGtyzVfv0aCRUJkJNYLVfCEbTvA54N4uc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )