UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IVWwuM5+6BfI3xvvE593bEHVU6MREHi9Yk9qVCv0uHM=' 
WHERE 
  key_id = '8113618b726b2215e6e1e1a948f4f073c74b388aa15a23f9b3678917e5cae8f8' 
  AND (
    token = 'IVWwuM5+6BfI3xvvE593bEHVU6MREHi9Yk9qVCv0uHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027