UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oU2tgmVXiuK0arse0ac00X/9BCYG5I6kMpEZEEvrerI=' 
WHERE 
  key_id = 'a8ae8344bc9d27d05ca613e054eca503c9f13cb1774d2bbf6865d05622f23fda' 
  AND (
    token = 'oU2tgmVXiuK0arse0ac00X/9BCYG5I6kMpEZEEvrerI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )