UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NAKAYNxr3LKUWkH9LaZev0cvBTcM+l9dhVAiv48ZPcY=' 
WHERE 
  key_id = '3f696f794cc54f2836f90adf413ba78ad13320b9d0a501f1e07af8103c76bf03' 
  AND (
    token = 'NAKAYNxr3LKUWkH9LaZev0cvBTcM+l9dhVAiv48ZPcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034