UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ultce52cc2GOgkE6YEcvky/redLNSk3Tj70IISTl/uM=' 
WHERE 
  key_id = '21684e3d45e9a1db8e07440d61e1d3c84ad8ff3a32e63b755b3916b287d63ef9' 
  AND (
    token = 'Ultce52cc2GOgkE6YEcvky/redLNSk3Tj70IISTl/uM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )