UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WJcW9R7+5BV3hyl7GyklYZl3hvTen3mqTO5ONq/E3Xk=' 
WHERE 
  key_id = '6bfb4166ac9624648e137df286a4b7d808138de4024463a89fce6520c9369e05' 
  AND (
    token = 'WJcW9R7+5BV3hyl7GyklYZl3hvTen3mqTO5ONq/E3Xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )