UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Y7YhN7Gf0fqFBp11b0aEMqpXLcjDYi071Mpr6KvkRg=' 
WHERE 
  key_id = '4818a23dd44c99dedd8237f459fcae96c3a9794e62ed4c597fc8e75204116682' 
  AND (
    token = '/Y7YhN7Gf0fqFBp11b0aEMqpXLcjDYi071Mpr6KvkRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )