UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dbCukIkZYQYGGilWN+CB2cofFa7l5GhEtgg+zBbUEeY=' 
WHERE 
  key_id = '09101d413ab861859f2c7f4711529b1f2d412c71b08f03af0e82a9b5c193528b' 
  AND (
    token = 'dbCukIkZYQYGGilWN+CB2cofFa7l5GhEtgg+zBbUEeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )