UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/N9JJgK6OswEGd4Py6EWx0qEzh4rTAlXWN4/O2nM5uk=' 
WHERE 
  key_id = '51d627cc0248df221baa7e8aca21bafd2b3776f68d1594cb863929d5ff5ec22c' 
  AND (
    token = '/N9JJgK6OswEGd4Py6EWx0qEzh4rTAlXWN4/O2nM5uk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )