UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pM2P3P8jzJdVr4a0QjTjYhSo1tLN9WPvedzfeMNkIf0=' 
WHERE 
  key_id = '40bb3d2fdc2afa0a9e09d70bc2b468dc1c201e4f378d4b959f48da38a802b4ce' 
  AND (
    token = 'pM2P3P8jzJdVr4a0QjTjYhSo1tLN9WPvedzfeMNkIf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )