UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7DsCVuJw9RgpuQiWJm5DabBqwTWWui3yO2B10xfLhq4=' 
WHERE 
  key_id = '9d8bdb371bab71098dbfb8a3489413cabbb2fb485138ae166f0d416bcd7b4875' 
  AND (
    token = '7DsCVuJw9RgpuQiWJm5DabBqwTWWui3yO2B10xfLhq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033