UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LJPu3X7l6KqTBgyzgq89twjq5EbpxVx/JNh1hBTMheA=' 
WHERE 
  key_id = '81ddec76d13b5e78d0ec788a3b8bfcf111f14bb31a33f6c376fba1147b2d0bb5' 
  AND (
    token = 'LJPu3X7l6KqTBgyzgq89twjq5EbpxVx/JNh1hBTMheA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )