UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zM6Qnth5u5XyVD5EYIum2VpIb6amJeq3qYiUHf25Xg4=' 
WHERE 
  key_id = '4d85b61b0109c2a204e4961efc61f4b837e0b9cbf4cbfd0725a9487bd6fecba1' 
  AND (
    token = 'zM6Qnth5u5XyVD5EYIum2VpIb6amJeq3qYiUHf25Xg4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )