UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+dYMbNagJ1NAD5RxSwDzfRTCLEFC547H5fS5EYmlEU=' 
WHERE 
  key_id = '998d97e46441ab5278a847b95893cc75372da44f88bffb5192dc9268bdb47966' 
  AND (
    token = 'u+dYMbNagJ1NAD5RxSwDzfRTCLEFC547H5fS5EYmlEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )