UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8xDczPkolrWQGraVSEqvvXBML3e7T/9ZCPukD8BsTEI=' 
WHERE 
  key_id = '99c0650b2f6e963094e619dd7aaa2612c6086d27816c3f89559f80c559836823' 
  AND (
    token = '8xDczPkolrWQGraVSEqvvXBML3e7T/9ZCPukD8BsTEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )