UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kjHMpF990XhqDerJBAgAeF2RW0txfWZYfEhBDC1OkmY=' 
WHERE 
  key_id = '3349bf92aa8b0a494de5c9bfa26c459e90d81ad2059db33b4eafa0a64042cc1e' 
  AND (
    token = 'kjHMpF990XhqDerJBAgAeF2RW0txfWZYfEhBDC1OkmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )