UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlwV0jjdnhC+6bRaTN35sKPfGsQRR5wVxdplTZfiT/Y=' 
WHERE 
  key_id = '55a79514db9bd5cea0aa587c1fe1d3cd9dee073b291070dcc2349f37bb92e8ee' 
  AND (
    token = 'mlwV0jjdnhC+6bRaTN35sKPfGsQRR5wVxdplTZfiT/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )