UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zbbylv4ijjFmHSghn00Q9O1+o8CVAa9enUgYswqX9HM=' 
WHERE 
  key_id = '6c6b7687a5710ab5d18349931317018ce63feaccae0f92a422e3c447ea2e2e54' 
  AND (
    token = 'zbbylv4ijjFmHSghn00Q9O1+o8CVAa9enUgYswqX9HM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )