UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zaMcLQojoLJskFQ383llkJpAuKF0EgKfwGzRQjNApGQ=' 
WHERE 
  key_id = 'c179a2a88befd0c5085ba803bd2149f041934ed4097ef85c9301d5518c295b7b' 
  AND (
    token = 'zaMcLQojoLJskFQ383llkJpAuKF0EgKfwGzRQjNApGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )