UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8VxqKeeb+3clMs5BgXqcgHhRRw0j3lOEScT/KFuEoVk=' 
WHERE 
  key_id = '6bb38e26244b622518006b3f1326fecaac23202743ef4550a81a5aefd74ca0a4' 
  AND (
    token = '8VxqKeeb+3clMs5BgXqcgHhRRw0j3lOEScT/KFuEoVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )