UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2c6po+RgPccId35QsnGwx5VLOUuCXigAxuAMM+Hz6ag=' 
WHERE 
  key_id = '551aacc3c3fa584a6c0320b03f3df04bd251b38f89ea6d7f75097690e8829dbe' 
  AND (
    token = '2c6po+RgPccId35QsnGwx5VLOUuCXigAxuAMM+Hz6ag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )