UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5TpdaWfLqJeacVFOpgmNrmOnaVF9uwnzy2s2woNkc0g=' 
WHERE 
  key_id = 'd142d51a7d7a1fda4bc54bf9c4ee4d0eef767b91bc47dd403605c873016ceb5e' 
  AND (
    token = '5TpdaWfLqJeacVFOpgmNrmOnaVF9uwnzy2s2woNkc0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023