UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pDkLv0939vPtJMFkjnj8bTt1VLJ0Sfh57+gbdvYasLg=' 
WHERE 
  key_id = '4e1f8518b1f9ac518d212474aff06d45be02117cf483b41429252ee78cb5e7c6' 
  AND (
    token = 'pDkLv0939vPtJMFkjnj8bTt1VLJ0Sfh57+gbdvYasLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )