UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ni0Fw+FbQyqIiU4CAtSfNK/3Xhs1zvja9hkUkiI+iI=' 
WHERE 
  key_id = '2b8f79b9b28437502f8c1a27acaa402f7a7098d9a50d5371e40b3ce97a8adee6' 
  AND (
    token = '8ni0Fw+FbQyqIiU4CAtSfNK/3Xhs1zvja9hkUkiI+iI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )