UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xZBKJZJcoay0sMOuEAXf+xIp6rhdJttjdQYSHxwrDQA=' 
WHERE 
  key_id = '6a5271d128bf6d2f505b6bade4cb8c321ace262dd23d9b2f093f62d69d16c285' 
  AND (
    token = 'xZBKJZJcoay0sMOuEAXf+xIp6rhdJttjdQYSHxwrDQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )