UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZzqQCbDDe+rZVOaUbGZx1+gErgBe1sV2dfdtDlMhSpQ=' 
WHERE 
  key_id = '18da98d978f0ec34085085bc1b191d4e90da9e5e930962729ae6af645c1034c7' 
  AND (
    token = 'ZzqQCbDDe+rZVOaUbGZx1+gErgBe1sV2dfdtDlMhSpQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )