UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't1+Vz7i4bZ0If5pJz7ecMlYTCuwL1z51rM19yoJRB7s=' 
WHERE 
  key_id = '881a3edf8348d2bcbdf3855c761552a405acf97dab1f93c60b5689a738a26416' 
  AND (
    token = 't1+Vz7i4bZ0If5pJz7ecMlYTCuwL1z51rM19yoJRB7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )