UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L7/Lf0us5fzWD83dXz06DI8g55uJ9DPNMiwAaiOv8MU=' 
WHERE 
  key_id = '6dec216e33d609d72dd38a26f6f2b2bf6cb3f5a18071b1c14687e096f7e16f32' 
  AND (
    token = 'L7/Lf0us5fzWD83dXz06DI8g55uJ9DPNMiwAaiOv8MU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )