UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gtV1I6nCXPqX5okCm+8PSrrVvII9U2C2yEJEr43GYnA=' 
WHERE 
  key_id = '728fe4ef5735fbbf171e47df62d78572957531d1d974b14796f5c595014ef7b3' 
  AND (
    token = 'gtV1I6nCXPqX5okCm+8PSrrVvII9U2C2yEJEr43GYnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )