UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u71PmShgxEP/LM5avKq/Co7xDGy33pEFJmrfhdp5XUk=' 
WHERE 
  key_id = '93c7d8a9426a9064b49dac5d21897ba623998017b86fccb0d3c83ad72219a256' 
  AND (
    token = 'u71PmShgxEP/LM5avKq/Co7xDGy33pEFJmrfhdp5XUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )