UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ffxlBZgRU/KCiPJ4LXIEzBmY5X7govmIfMHkh/Hr+O0=' 
WHERE 
  key_id = 'd50bc47ef9ccf789f87e4fba2883e17af49391905323d2661f92b12cb88d8da2' 
  AND (
    token = 'ffxlBZgRU/KCiPJ4LXIEzBmY5X7govmIfMHkh/Hr+O0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )