UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '29u2Zqb5ejMkkIwAgKMECy50Go1bmCqu1SSDS+cH3P0=' 
WHERE 
  key_id = 'a87d32795c14ef5b784e44c6d228b1ad77bf721cc6bda9732cfb424a34347369' 
  AND (
    token = '29u2Zqb5ejMkkIwAgKMECy50Go1bmCqu1SSDS+cH3P0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )