UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W5tAOk5sT9RWqdkq0jF+EnOeShNKSMdXgr8UpczOhK8=' 
WHERE 
  key_id = '45c787636401cf3b4ef1e2b47df888d06a1c13738d1b94418704379de7495a92' 
  AND (
    token = 'W5tAOk5sT9RWqdkq0jF+EnOeShNKSMdXgr8UpczOhK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )