UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3/w8iRTHJS8pzsqjGHfZ86Rc/96Vabkda7ni13T9E4c=' 
WHERE 
  key_id = '836fd036b6ac0b9e23c9a8f4335795196e06640acfc75514dc9095a4d1a7c782' 
  AND (
    token = '3/w8iRTHJS8pzsqjGHfZ86Rc/96Vabkda7ni13T9E4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )