UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6jfl/7I6gX1z92eJmEQVWTXUOB3LPkTVp0rQ30obFsA=' 
WHERE 
  key_id = '8c5edb8aab4a5c5f1c169c270a7872786d21a3d05625c5e090233aab5fe898ad' 
  AND (
    token = '6jfl/7I6gX1z92eJmEQVWTXUOB3LPkTVp0rQ30obFsA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )