UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OcwnjICmwHZcCaixO4eQv2+4irUho+h51dFqljF2Pbc=' 
WHERE 
  key_id = '26a9b5e6e66110caf9709b67b556658441948e1d16c6491b74979214560ea548' 
  AND (
    token = 'OcwnjICmwHZcCaixO4eQv2+4irUho+h51dFqljF2Pbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )