UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CZ4kB08LPrSfdASQdYCdGVNFb5t/oKsxFMfalJ+/H+4=' 
WHERE 
  key_id = '55d784dbc88f31913c94d2e404feda8b19a229480950a46dd812f649bfba26b3' 
  AND (
    token = 'CZ4kB08LPrSfdASQdYCdGVNFb5t/oKsxFMfalJ+/H+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )