UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5W6dGnexIZBYM9aNGq6Mc0+isfpcNOcVtkI8HafGbD4=' 
WHERE 
  key_id = '52301d008920c51efc305c92a90832b4d2c8473e220cddc4066b7198a70aacba' 
  AND (
    token = '5W6dGnexIZBYM9aNGq6Mc0+isfpcNOcVtkI8HafGbD4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )