UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2hnSPHN7Yq7G6O/mpBe0XUHxMkTWi8czuve36CwcHM=' 
WHERE 
  key_id = '8c75f023aecae75db71bdc0ef5c9fc3baefc16e73cdfa4f51d89a3133d91a49e' 
  AND (
    token = 'R2hnSPHN7Yq7G6O/mpBe0XUHxMkTWi8czuve36CwcHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )