UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPawZBEV0tWZNyk9hbc8jIdHJ+p/qUoL2oL5MN0s6mw=' 
WHERE 
  key_id = '08558dda87c9648c0a7746bb9f85bdfd261f9f105f468a8c5d165ec9e13d7325' 
  AND (
    token = 'RPawZBEV0tWZNyk9hbc8jIdHJ+p/qUoL2oL5MN0s6mw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021