UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u8aksB4z56LZ68i+4lDd9D8JRKHpMFW/xw8OSIy6EWM=' 
WHERE 
  key_id = '8b82434444bf0418a2b81337f255fc0507fe7144548a3aae87897366cd5b068b' 
  AND (
    token = 'u8aksB4z56LZ68i+4lDd9D8JRKHpMFW/xw8OSIy6EWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )