UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YhkHL4yf7iVdDKUO4h7GP4L8wcPUA3uiik7SO0iACrs=' 
WHERE 
  key_id = '15c0413a6baf0eb630a5a68d43c1a04d93d0f77cebcf4f8b783607481c02e3a6' 
  AND (
    token = 'YhkHL4yf7iVdDKUO4h7GP4L8wcPUA3uiik7SO0iACrs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )