UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0ZQi+DWM7G1F6FdhsShZuku1zkWyumB9bp+uaps5Vro=' 
WHERE 
  key_id = 'b7b9d9699e87eb744f1f85546de9a4cad2958223334e8be23046639463011035' 
  AND (
    token = '0ZQi+DWM7G1F6FdhsShZuku1zkWyumB9bp+uaps5Vro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033