UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j6shxgibG5Zk5Kg2jI6lPg+LiY06uW9fPKZ59npsUVg=' 
WHERE 
  key_id = '4c76d7b38a9795847513c1a09d6071fb0230abcd1f849beeeff339965c673310' 
  AND (
    token = 'j6shxgibG5Zk5Kg2jI6lPg+LiY06uW9fPKZ59npsUVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )