UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pkOFpcBvhvsPAvdnZgD81aVD7e8L7HEZnlbmuOqNtYU=' 
WHERE 
  key_id = '4ed5e397bf5b1b70bdcb31c38b965cae0f1b26f6606533a1dde9f4ae9e3cbcac' 
  AND (
    token = 'pkOFpcBvhvsPAvdnZgD81aVD7e8L7HEZnlbmuOqNtYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )