UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMH7AgnI0Dy+NkjHMZMQqwc3qV91wKb9djmVCE9hinM=' 
WHERE 
  key_id = 'c982e1416e04ca7e3b76ef1355d7e9dbdba01b351986cdca2a6672dec9a25465' 
  AND (
    token = 'PMH7AgnI0Dy+NkjHMZMQqwc3qV91wKb9djmVCE9hinM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )