UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WByIv5whEDJ18fd1ZU8OeiKOqeBUPuMl6XxjnzLBikE=' 
WHERE 
  key_id = '6ea2a316c33d2a839cb78c8132c45293703e1b9621249bc419ebe1f3ef3b203d' 
  AND (
    token = 'WByIv5whEDJ18fd1ZU8OeiKOqeBUPuMl6XxjnzLBikE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )