UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1gz8DORw6cVje//cXDjLsOCNxZqKdmB6cbT3J/v4EcQ=' 
WHERE 
  key_id = '78bc73a963c5abea80609da6ba623f20586d15598e4c6e2bd347630f740d55fc' 
  AND (
    token = '1gz8DORw6cVje//cXDjLsOCNxZqKdmB6cbT3J/v4EcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )