UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g5VlcONQ0XitOhrXgCjk4IMtsChMOoUri3hwJ1BsQjA=' 
WHERE 
  key_id = '6c21fd852335e3b5e16cb9367cea1f731825cfbbd041f7f9d6efcf45b5f49713' 
  AND (
    token = 'g5VlcONQ0XitOhrXgCjk4IMtsChMOoUri3hwJ1BsQjA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )