UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P2Zz3xb52UC6qiwfxgw9yun1U15bsCM3bXXje9a9Pzk=' 
WHERE 
  key_id = '5050071db0b7f91f3cb78641be9a9c3190e5d49494ac7d383775178626e93b8a' 
  AND (
    token = 'P2Zz3xb52UC6qiwfxgw9yun1U15bsCM3bXXje9a9Pzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )