UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Q0ocqiUgk6mijI0yNPhCyGjwsgl4rqdASnxmFzI6jc=' 
WHERE 
  key_id = '77939381928332303df801339eba25086af3f869dbff9cfc799886329c4bdb4f' 
  AND (
    token = '4Q0ocqiUgk6mijI0yNPhCyGjwsgl4rqdASnxmFzI6jc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )