UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aWy+oJfR7kTaSdqp6wYAgvmLJBgnWaDJ8YcBv/B3vFQ=' 
WHERE 
  key_id = '4eec42a1bb7146d0a57fa4dd988dc95e37a6850157b699d7dae428187c5c9d5f' 
  AND (
    token = 'aWy+oJfR7kTaSdqp6wYAgvmLJBgnWaDJ8YcBv/B3vFQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )