UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6cVXuvXrtYiu7ai+t6jbfSRvbunHa9p7iz/j9oXok9I=' 
WHERE 
  key_id = '949020d5c70f5f264dc404d9f381b413599bfc5e4056333241baecc3beef56e8' 
  AND (
    token = '6cVXuvXrtYiu7ai+t6jbfSRvbunHa9p7iz/j9oXok9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045