UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pf4Kofp6kRvSVWfRJ2GvKBN2ks73J7V+0HFZKkYvpA4=' 
WHERE 
  key_id = '8f438796eabb576b23e2b77b2f582816a9da5e73b451253b3c436e6015be41d1' 
  AND (
    token = 'Pf4Kofp6kRvSVWfRJ2GvKBN2ks73J7V+0HFZKkYvpA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )