UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '681KZEmWrLxJlu9Rrk8S2cLgo7I391vuPrQesNUU3Yg=' 
WHERE 
  key_id = 'b23a9fc5ee14e482fcd1536d31a42e4aa18799044710bbcdd2c02df18520cbf8' 
  AND (
    token = '681KZEmWrLxJlu9Rrk8S2cLgo7I391vuPrQesNUU3Yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )