UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nru/TZKxJ00u6OnzBLrCdyrTUBmqzYf1/pqAQxaOLMs=' 
WHERE 
  key_id = '26e0431078bd9270dfb6c87653cf1d53c721e1a7dfa4300cd20ba68ac2fe6478' 
  AND (
    token = 'nru/TZKxJ00u6OnzBLrCdyrTUBmqzYf1/pqAQxaOLMs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )