UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BBRtKBR0qRsoR8FsJ84EG3F0UBHoObIW5QXpFbXC0Uo=' 
WHERE 
  key_id = '81a4785e63d9f52cfc20eeb44449b8cdafe6414a305f4c571f6485b18b3853bb' 
  AND (
    token = 'BBRtKBR0qRsoR8FsJ84EG3F0UBHoObIW5QXpFbXC0Uo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )