UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3jwUtIIIb+AJ99kQCqsqPo6KeTiO3Vrq6W/RAQjq0UE=' 
WHERE 
  key_id = '51324f8b48f93438543b9d916689e3ca51198af3b21bd97028dbc05ee3079e10' 
  AND (
    token = '3jwUtIIIb+AJ99kQCqsqPo6KeTiO3Vrq6W/RAQjq0UE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )