UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kmAxCNzbUaWQD737v5Oq4jmsNbqHYHrauE+uPVr4jNk=' 
WHERE 
  key_id = '47d38befdebaf60dfdd546a02cb05152a72e299b51e737714443ee8322030fd6' 
  AND (
    token = 'kmAxCNzbUaWQD737v5Oq4jmsNbqHYHrauE+uPVr4jNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )