UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AJGlsDLKHgJDWUpaKDh4fjvK9fTtf6aLN8YV1BRbJxc=' 
WHERE 
  key_id = '959b4fed8f5847f44c26d5d346f6f0346d0a056d59fb053fa0b60892bf047954' 
  AND (
    token = 'AJGlsDLKHgJDWUpaKDh4fjvK9fTtf6aLN8YV1BRbJxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )