UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G0xVoukjw/vpu/KQHfqQtzoQmP8724HhJP0dBcONdag=' 
WHERE 
  key_id = '101f227f263eff7bfe09cd708d5352d17ac48a93a2e73c09c2e178908cd9d487' 
  AND (
    token = 'G0xVoukjw/vpu/KQHfqQtzoQmP8724HhJP0dBcONdag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )