UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ulg7mDI50g+dOhEQgHo69Y+OuUax6zF9Ih8tWTc5UWo=' 
WHERE 
  key_id = '8c805d73089f3047c14714a9ae698c13f18883d70c80f2b4f9d6ea2b71788de2' 
  AND (
    token = 'ulg7mDI50g+dOhEQgHo69Y+OuUax6zF9Ih8tWTc5UWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034