UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RLsGG5wj87OpQVCzAyqTQvBKdCFsq3fUeLRfiI3jBMI=' 
WHERE 
  key_id = '88ea570dce71d18d819d522e942fa51c15455e4e28bc2814c8fd7801cf15f85a' 
  AND (
    token = 'RLsGG5wj87OpQVCzAyqTQvBKdCFsq3fUeLRfiI3jBMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )