UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VvwsaE9r1pKOdgP5L7QliUMkilVenjKTPvGUYcWu2gw=' 
WHERE 
  key_id = '36a997749e6b77b1c48f19df9b77dfc9575084a986bfd0e6aad77ec05d5c77f2' 
  AND (
    token = 'VvwsaE9r1pKOdgP5L7QliUMkilVenjKTPvGUYcWu2gw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )