UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N84vTy8jQi70L06xUjtWIy5HqogiU/IdOQNl7GAGPtw=' 
WHERE 
  key_id = 'b68c4c5d13bc8720617ff2cd53a2c568061831ac9d79e37f46d037f063cb1c0e' 
  AND (
    token = 'N84vTy8jQi70L06xUjtWIy5HqogiU/IdOQNl7GAGPtw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )