UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DKut1GNxNpNoX9ShgPPY2SVcEs6oMoP37VCU87U90/E=' 
WHERE 
  key_id = '503339f956e0722bd95bcb77e436033ae7164dc0e8689e7c8cb85280cc8c34b8' 
  AND (
    token = 'DKut1GNxNpNoX9ShgPPY2SVcEs6oMoP37VCU87U90/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )