UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqfTfF8zhOb1OyDgOrFPkV9cr7dBf5YBnNtZPXTJk8s=' 
WHERE 
  key_id = 'd90ecb5ad72cb7d9a228205d1be3332fd5337c264ecd63234ed90b1f683236e2' 
  AND (
    token = 'MqfTfF8zhOb1OyDgOrFPkV9cr7dBf5YBnNtZPXTJk8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023