UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QfFKgjU5Oi+0mVe8FIEse1cXyBduAhk/JwdOpwAp/Ao=' 
WHERE 
  key_id = '57a92012a9a5b17aec829a4ae28cf6c90595134f18e99212371e3705a1dd30eb' 
  AND (
    token = 'QfFKgjU5Oi+0mVe8FIEse1cXyBduAhk/JwdOpwAp/Ao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037