UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KeL+ckIt7Rb7uEZrLE1zzpi2WsiyMKgz4Mr0b8pXXNc=' 
WHERE 
  key_id = '4296ed26647d1885a7e97e679b3cc5f9c632463a30fad26b3052e8348e0d88c7' 
  AND (
    token = 'KeL+ckIt7Rb7uEZrLE1zzpi2WsiyMKgz4Mr0b8pXXNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )