UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ml5JCaiN2bBfnQj3HGINAhKJHK2GBpLlTTDPI8Gqx38=' 
WHERE 
  key_id = '2073c5e5c4405befff0339fdd17537309bad2b2925c91b0dda43a373a684234f' 
  AND (
    token = 'Ml5JCaiN2bBfnQj3HGINAhKJHK2GBpLlTTDPI8Gqx38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )