UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Amr7njfdrnrxWgs+RE6TM3CfWBpthrjD4WkxarAOnNw=' 
WHERE 
  key_id = '81b4286c9c5671ffdbb598732ecf28e2f4def06dc85eb181aee5b3d5e0ace5e8' 
  AND (
    token = 'Amr7njfdrnrxWgs+RE6TM3CfWBpthrjD4WkxarAOnNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )