UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+uPrTew+OD48Be77x6Qtl/Vz9BhszZPP6cfKf0J17G0=' 
WHERE 
  key_id = '04aa1722ce048f95939013e0fe6c2acb83547bd95e9dac477ba04b79a4681cf2' 
  AND (
    token = '+uPrTew+OD48Be77x6Qtl/Vz9BhszZPP6cfKf0J17G0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042