UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uq0rNu8A/S35HX6lNLLLKO6a/CEevT4xAPtEtdytkPE=' 
WHERE 
  key_id = '9e0d1ee354f15ad9b07c6b3c2126f7b6d047f1191e3cb632d2e99b540399088b' 
  AND (
    token = 'uq0rNu8A/S35HX6lNLLLKO6a/CEevT4xAPtEtdytkPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039