UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DnvQc4QrWbSr3dnY9QaRRblGUoX93TdPmQmcQN+pNbs=' 
WHERE 
  key_id = '9579fb4c3c78a217198d8ea63945835d715dd0c113e63c1fd38b1b1bfbc4fb27' 
  AND (
    token = 'DnvQc4QrWbSr3dnY9QaRRblGUoX93TdPmQmcQN+pNbs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )