UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPMGrt5F7/9rVIHTcS9QhTZXkc8rCY8M35dpP2Gry2c=' 
WHERE 
  key_id = 'f5397e6b17bd458e9777ddd8def15648b8b3c697717df57a99904b64dadccc39' 
  AND (
    token = 'MPMGrt5F7/9rVIHTcS9QhTZXkc8rCY8M35dpP2Gry2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )