UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/5IYXYOvpHqAeFMMgWzPZT43NXrqdZdFIME4GIgzPI=' 
WHERE 
  key_id = 'bd1251415b3854f908080efad48bc4123c11f73837d6d59a09b7b044601351d1' 
  AND (
    token = 'U/5IYXYOvpHqAeFMMgWzPZT43NXrqdZdFIME4GIgzPI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )