UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OCl9g3V4YtC737JLsb3Qrnfz1cHFWZm5HuqloV0tsaI=' 
WHERE 
  key_id = '704193cf07c01bcb22045bc3bd9c1bb3b6a4828684ec0f0efebb63c6fb39a11c' 
  AND (
    token = 'OCl9g3V4YtC737JLsb3Qrnfz1cHFWZm5HuqloV0tsaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )