UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZK3bb71zPpQVTtqq3N5+5b2a0iCRCq3p48UXMdKmgmA=' 
WHERE 
  key_id = 'c79bc7008a42afb74da910ded14c3e8b4b6161c1f2fa4d7300559ea0b1587ae0' 
  AND (
    token = 'ZK3bb71zPpQVTtqq3N5+5b2a0iCRCq3p48UXMdKmgmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )