UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4TP0LJJZdIHUMjXAEze3Dev0saYwYmVfM5Q+ojDk8fI=' 
WHERE 
  key_id = '0d78c497951bc945bbd765b7a6a70fc4531f7a7f2df5d6abfedebdeaf29a2ed4' 
  AND (
    token = '4TP0LJJZdIHUMjXAEze3Dev0saYwYmVfM5Q+ojDk8fI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030