UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '6LVN8CNxA0oc2KPYMcUTcqiWAcCxd8xQmePiLrkoKRQ=' 
WHERE 
  key_id = 'fdb364399db93c4a2cb890e66430eccd690fa6c9fabf15543a50ec5bebceeddc' 
  AND (
    token = '6LVN8CNxA0oc2KPYMcUTcqiWAcCxd8xQmePiLrkoKRQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )