UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '55/TTe/JSA1aipK9Z1ITNE9Zcdpg9U6WtydvmnXsdzk=' 
WHERE 
  key_id = '975eecbedad05ac7d1b6ac473c0c1aad998815e6aa63b340c495a2ecccf67722' 
  AND (
    token = '55/TTe/JSA1aipK9Z1ITNE9Zcdpg9U6WtydvmnXsdzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )