UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3eHiQxeVk6FPWUfVL6ZM2htu9651Eg3Lv0nxSHvU98Y=' 
WHERE 
  key_id = '15d8a2ee996ea8beb5d4836abe8268f312e898da806ebabb6e5672ff4c03da9a' 
  AND (
    token = '3eHiQxeVk6FPWUfVL6ZM2htu9651Eg3Lv0nxSHvU98Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )