UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7twqrlnzPhn8MYwBJ9756Dd1osbJcKehncj7YJt0lTs=' 
WHERE 
  key_id = 'e6745a34216e8b6ad8f6dbe3373621cf46f0b0b08d2f061383691178d9839eb9' 
  AND (
    token = '7twqrlnzPhn8MYwBJ9756Dd1osbJcKehncj7YJt0lTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )