UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GNxvrGO/EqGPgD2VxRaDKtYE8RZ7u9qXG0ddWXCRPlQ=' 
WHERE 
  key_id = '4839d30d9b03d5856fbb6d5ab5f04b234e70c4c8c0f3b73fec68a22edc854a52' 
  AND (
    token = 'GNxvrGO/EqGPgD2VxRaDKtYE8RZ7u9qXG0ddWXCRPlQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )