UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IZeMVQNmmwcEWlcB0d8WaLyCbmljb2t6BXFatVyzpQY=' 
WHERE 
  key_id = '50f0f044a6c7ce793403f30bd1e01b751bb62cdd30fb6a252513f39fdc284089' 
  AND (
    token = 'IZeMVQNmmwcEWlcB0d8WaLyCbmljb2t6BXFatVyzpQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )