UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4bQlmt5fJC5MzSX/YkrcdrL3VWqbTMDAJ+nCSGGrCM0=' 
WHERE 
  key_id = 'a4af850a7c2fd864cf8fffaf78e53ba617ab48953560e1f963c94ba49e23855b' 
  AND (
    token = '4bQlmt5fJC5MzSX/YkrcdrL3VWqbTMDAJ+nCSGGrCM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )