UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'kDFZanTZi9QWssrFydZtdnMulfX0DRWcTSPlIYJyLu0=' 
WHERE 
  key_id = '380200920ddc2135b459fe5421c75bed884607678edb35c536472844131c2dd0' 
  AND (
    token = 'kDFZanTZi9QWssrFydZtdnMulfX0DRWcTSPlIYJyLu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )