UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4aPowz1yW5cJCGgvqsjQ4aqucXU2JbcLUZdeYWy6rDY=' 
WHERE 
  key_id = '6d7868fa127fbdc69a44b447faa7ed8df3f68d78244b79df61aa65d80a0fdaa1' 
  AND (
    token = '4aPowz1yW5cJCGgvqsjQ4aqucXU2JbcLUZdeYWy6rDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )