UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3csVmOSj6eJZHqte3ChuN3dOQLuDElskTgxn1rpzgWI=' 
WHERE 
  key_id = '531909e28cbe72b4f178041b6ea0fd48d540afd5f8f31fde01499835ddb9e717' 
  AND (
    token = '3csVmOSj6eJZHqte3ChuN3dOQLuDElskTgxn1rpzgWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )