UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/U9Ivwe7lfmAEDNmvXhZGom/wx9jRgPDQiDkeZzgLgU=' 
WHERE 
  key_id = 'c485252a5bb2008914dd0f2b57176927254a935e69b8c897086b1294dd971f9f' 
  AND (
    token = '/U9Ivwe7lfmAEDNmvXhZGom/wx9jRgPDQiDkeZzgLgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )