UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3+/YRHAyCj4zxiu9Wj9uiopVHs0CSZs0m2pDOTQAjYQ=' 
WHERE 
  key_id = '820846c21765ef562598285736c0783890fdf88e0872a4bb77f61b4308028455' 
  AND (
    token = '3+/YRHAyCj4zxiu9Wj9uiopVHs0CSZs0m2pDOTQAjYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )