UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B5CH1DoYWNKfHrI2fAX7tYBxT5Yj+T1NJRzc0CXegVk=' 
WHERE 
  key_id = '48da7ad15bb207523adaf565e42d9a1307e2875f3f0c8c8032721096ef5c6d3c' 
  AND (
    token = 'B5CH1DoYWNKfHrI2fAX7tYBxT5Yj+T1NJRzc0CXegVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )