UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm+RsVbi1VrxgZzV9k0uQezVRUAEl2nz6dzitw8L7/kI=' 
WHERE 
  key_id = '2f1ef7ec0b747e016eaf049c93ecd0a83dcc8fa3eab12a43a4a5721bd6ecca6b' 
  AND (
    token = 'm+RsVbi1VrxgZzV9k0uQezVRUAEl2nz6dzitw8L7/kI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )