UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NVM55bvy24zgQpMESD5ahToqV9mi95DPw6YawNQblGk=' 
WHERE 
  key_id = '6b46717753fda3e477a9770af567c47074b2b602035729cb6ee0d1b60b3585af' 
  AND (
    token = 'NVM55bvy24zgQpMESD5ahToqV9mi95DPw6YawNQblGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )