UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kpu//Lwn0PiGTI09JQ/QVFHI0UiJjgH5A1KHT/mt+Yk=' 
WHERE 
  key_id = '2f5e8d03d5368dad57ec14e988e4d3d40c4b25396db614ad6ca4e8e9ab177c85' 
  AND (
    token = 'Kpu//Lwn0PiGTI09JQ/QVFHI0UiJjgH5A1KHT/mt+Yk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )