UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'Y6wY1fe3F2JLjnOwlHvjis7zNwKd1PTBxjPfE5iv8IM=' 
WHERE 
  key_id = '54ec9d774be18fae7f78c2d38d421a7a62221156c6cda5f83e9b240d23ca6064' 
  AND (
    token = 'Y6wY1fe3F2JLjnOwlHvjis7zNwKd1PTBxjPfE5iv8IM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )