UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PAaBDgo16IBzR4GjjQUAqtaDx9VJ0sQ8Q5/TIsrewA=' 
WHERE 
  key_id = '53943f421d41a2a78cc08653d0ed5614b18e55904e7caa1d33821185c787435d' 
  AND (
    token = '6PAaBDgo16IBzR4GjjQUAqtaDx9VJ0sQ8Q5/TIsrewA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )