UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NWsdIjCw/7xqCS9bzDyTixEp1nMkNBklcp9jw6UGZDg=' 
WHERE 
  key_id = '34af36ceeaf95cd6a046eadbe82bf1029581facbd82b721f01c973740a4e8cc1' 
  AND (
    token = 'NWsdIjCw/7xqCS9bzDyTixEp1nMkNBklcp9jw6UGZDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )