UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6Ps9DsULhHGpMJ6lKapMSHJ0gizSL8aIgUZb9N23hU=' 
WHERE 
  key_id = '4b2b10a2a8af14ea52e84bf3369c7d3f7c16a67884a12e6771fdc01f65adf069' 
  AND (
    token = 'a6Ps9DsULhHGpMJ6lKapMSHJ0gizSL8aIgUZb9N23hU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )