UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ynBOMOWIkawNLnVkVkHYxZguni09gK+HVmYpZd6xY14=' 
WHERE 
  key_id = '804828f2c4e2ac5022e5e444c045e820b2346b3bb8c18b133ae306fb2a613a8c' 
  AND (
    token = 'ynBOMOWIkawNLnVkVkHYxZguni09gK+HVmYpZd6xY14=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020