UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jrefAW0CWoqtcrX/gvyNeRb5znQ2CX1ZECBADgWchm0=' 
WHERE 
  key_id = '8c0c28c8176a612c062921a419b2ae0cf64731133c53269b490ba4dd0f8b973b' 
  AND (
    token = 'jrefAW0CWoqtcrX/gvyNeRb5znQ2CX1ZECBADgWchm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )