UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ZQk7rmd5NZOSzI0tq7NDyDQwn8LOsSvY+MJKxQwomE=' 
WHERE 
  key_id = '6fb4094b4b42373e79b50f518fee0ebd8deb1b231df451898a1c099eacaff3d7' 
  AND (
    token = '/ZQk7rmd5NZOSzI0tq7NDyDQwn8LOsSvY+MJKxQwomE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )