UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mf/BnxZ9xcvGisJI40MJuCcGHH5V3I6z+hFVD77hjt8=' 
WHERE 
  key_id = '3bf277501f3d6d8a63c5e4a156b72c96c3bad3ba4d0e678962e193ada70baea0' 
  AND (
    token = 'Mf/BnxZ9xcvGisJI40MJuCcGHH5V3I6z+hFVD77hjt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023