UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nWBcQZZnsAKiDvwMAYqdtowKxeLlyu13csSx6+/0Y68=' 
WHERE 
  key_id = 'a81ce9d8f84f867261c93a6470503416da6445f6f4be0fe13ea4e7dc97f32275' 
  AND (
    token = 'nWBcQZZnsAKiDvwMAYqdtowKxeLlyu13csSx6+/0Y68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )