UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9C9Jdxxawei3MfGAb1RHNIOfanKeykjSGQFXpj1ZMlk=' 
WHERE 
  key_id = '71cdd81b7bf599631cea28d4888fd26197303d41c170e7d1a5746ea062cc72b1' 
  AND (
    token = '9C9Jdxxawei3MfGAb1RHNIOfanKeykjSGQFXpj1ZMlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )