UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QHu6CKyjaZOlou4Lu1CUZJPL1nU/JXWJgFErBsKiJYw=' 
WHERE 
  key_id = '1a7d31ff184f9c1a64ff655e6f9455fbac7cde137a8fe67ae6696e197449999b' 
  AND (
    token = 'QHu6CKyjaZOlou4Lu1CUZJPL1nU/JXWJgFErBsKiJYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )