UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SRm8HdvaXb8dA64aWc2qNWQ0jThcA8N+3wQV9KGuVwA=' 
WHERE 
  key_id = '4c8435c3d977cbe748f495850263b21d7e2cd93c80a55252891153d94e2eb59c' 
  AND (
    token = 'SRm8HdvaXb8dA64aWc2qNWQ0jThcA8N+3wQV9KGuVwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )