UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nmHU98EDDboulriaiaC1dlbtCnU16eD6ZP5tkKHODaI=' 
WHERE 
  key_id = '456389b4722131268c54bf993e016d3b00a1c890a037b94ff6c32e0d06c6d5bc' 
  AND (
    token = 'nmHU98EDDboulriaiaC1dlbtCnU16eD6ZP5tkKHODaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )