UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cJkUngByGTUhP8UHATeaY7gs6wUIAKdZ93P1wkSroU0=' 
WHERE 
  key_id = '059600d14430f72364d3d5c3451d72630e766d985a4f1111875093b284697a15' 
  AND (
    token = 'cJkUngByGTUhP8UHATeaY7gs6wUIAKdZ93P1wkSroU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020