UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O6xbjjwuupvh+EINmv64+eAq9DerHZBSyX436O8vNYw=' 
WHERE 
  key_id = 'c91ecf1094944350bb5d89c6d67b44771802098204245ba236d085c6f709dd65' 
  AND (
    token = 'O6xbjjwuupvh+EINmv64+eAq9DerHZBSyX436O8vNYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )