UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SGj5tMkNjzPPF0NfMTMyrBiVpfj0MqyTeObB0C2UeXA=' 
WHERE 
  key_id = 'b6a6d963904addd6a527b3487291fdbebc8ee4da636fc796e33ae17bed61a1fe' 
  AND (
    token = 'SGj5tMkNjzPPF0NfMTMyrBiVpfj0MqyTeObB0C2UeXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )