UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DBcMVYKz87ciyzqdvsgbOYgSRZJAPkVlDs9SYWliAF8=' 
WHERE 
  key_id = '7f454ae2b86ecd6ff46450ef6101b761eb8af7d3edbca555e727c540fc69e6a9' 
  AND (
    token = 'DBcMVYKz87ciyzqdvsgbOYgSRZJAPkVlDs9SYWliAF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )