UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FbK09FHNxg+nS5mrBVeXwYxv/POk7UJRYqeNfMClZd8=' 
WHERE 
  key_id = 'c195f043140b8567fa4289d4b1cad28b3d2c518d8698e4391baeb8d1e0c0f7d6' 
  AND (
    token = 'FbK09FHNxg+nS5mrBVeXwYxv/POk7UJRYqeNfMClZd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )