UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yvcSEo6z7d8ex0AZZWou/CpMkYcx1iPB/ARy+G0XiVA=' 
WHERE 
  key_id = 'a579bd13de404d8847a217f9d2145af7c0027a8311abfe179a1453de538fe534' 
  AND (
    token = 'yvcSEo6z7d8ex0AZZWou/CpMkYcx1iPB/ARy+G0XiVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )