UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMJ+oYuvhE6lIZAZtn2l/RFFDju8RTBmBw3S+sKk7So=' 
WHERE 
  key_id = '14615271aebc577709a612c9b2e9c6cbbdbb53c6782c9e4e1ce156b74a77aa5d' 
  AND (
    token = 'zMJ+oYuvhE6lIZAZtn2l/RFFDju8RTBmBw3S+sKk7So=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )