UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2n9RkxklasYrpG6py0VZY5dbY+OG3Z8lO3Nm22BLPw=' 
WHERE 
  key_id = '0550fe13f99ada427f9e2a559bdfcbbff4c56e43f5def7584fda3ed5201f1320' 
  AND (
    token = 'k2n9RkxklasYrpG6py0VZY5dbY+OG3Z8lO3Nm22BLPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )