UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XW/1tYLbrLd0tDnSGP7m5alulReUg6UHlMvVbnLFobM=' 
WHERE 
  key_id = '4761a31461571bd7e2caeb97af68116a6f44da42b8996c44b38059562ed32eb5' 
  AND (
    token = 'XW/1tYLbrLd0tDnSGP7m5alulReUg6UHlMvVbnLFobM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )