UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2iqATH+QPdTP6qxlnP2Iwi0zxP4W63uw1OFTiMidNU=' 
WHERE 
  key_id = '24c6e6a40c52d9a1c0c2b5d22c9b87e1d7d0a32653a5ff8fd941a323ff73c8e3' 
  AND (
    token = 'n2iqATH+QPdTP6qxlnP2Iwi0zxP4W63uw1OFTiMidNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )