UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Skl39oT8ELFcIRsgz7wNz3EDuGpSuDuxxD/Xz/Hbawk=' 
WHERE 
  key_id = 'f83a4b5ef56675bfee535481cff30025120202df66a85c520d5176beaf8a2588' 
  AND (
    token = 'Skl39oT8ELFcIRsgz7wNz3EDuGpSuDuxxD/Xz/Hbawk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )