UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sYxyT6CqH91A0ASkR6ayH4gjRycEZj1E2G9aeQwhrFg=' 
WHERE 
  key_id = '2b391f9e0b9668c6c340554b395b736e2dd02669ec54a10de62484d6383a9d61' 
  AND (
    token = 'sYxyT6CqH91A0ASkR6ayH4gjRycEZj1E2G9aeQwhrFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )