UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhw4DbAwJ/7Yxg3EaL3RWdt5OyHFppxPXXD0fIqHQso=' 
WHERE 
  key_id = '86c54ca647facf6e32ffa10f23eb49b815df9084afe3030acf5f6a126828faad' 
  AND (
    token = 'mhw4DbAwJ/7Yxg3EaL3RWdt5OyHFppxPXXD0fIqHQso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )