UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y0slJd8fGxjDdW0DHmLCwPM8B4FTIwFBQsen6ajaQxE=' 
WHERE 
  key_id = '51ca03d723baa66be1dcd713afcf00b4a969d1a8b3a118337235dc7412623812' 
  AND (
    token = 'y0slJd8fGxjDdW0DHmLCwPM8B4FTIwFBQsen6ajaQxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )