UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Cf5cKkYcMvvuRgqjcF+5VNnB9tHMs2FLeRq0DYDg+0=' 
WHERE 
  key_id = 'ee344b4cfee0839c61f0e14e015b7406a203d615966c9249de19beb1214d4df0' 
  AND (
    token = '4Cf5cKkYcMvvuRgqjcF+5VNnB9tHMs2FLeRq0DYDg+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )