UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fM/2ys8L+746NzLrEqZBNd2WviW/hPbnK/e2aqLBCqg=' 
WHERE 
  key_id = '52b8853a91b2733c70de738cf1a8e70f18337a5d2053de43162ef6aa007217f6' 
  AND (
    token = 'fM/2ys8L+746NzLrEqZBNd2WviW/hPbnK/e2aqLBCqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )