UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AYnAVGS1IilZlnbEYJDaFz1xa7H43pLr2x3bMwB8l/I=' 
WHERE 
  key_id = '44b88c00218b283a9a2b45afa49e78a85177fb13715fd3e16123836451aa2d81' 
  AND (
    token = 'AYnAVGS1IilZlnbEYJDaFz1xa7H43pLr2x3bMwB8l/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )