UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXlgjf9GXYt1BXppsJ6lIzh6YGy84OnoReJIsppDmvM=' 
WHERE 
  key_id = '818e925bd016de0b02d21f7005209c8f98d611d04d3459f03eca40b2bc719a8d' 
  AND (
    token = 'KXlgjf9GXYt1BXppsJ6lIzh6YGy84OnoReJIsppDmvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )