UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50lcXnbgYvmgU8xEnBQKolOKmJvJ8ZZfxsraehpdbLI=' 
WHERE 
  key_id = 'b8ca4f24add96f3a50e78c082d913f10a08abf7a36964b034b1518da3c20abd0' 
  AND (
    token = '50lcXnbgYvmgU8xEnBQKolOKmJvJ8ZZfxsraehpdbLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )