UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nU3c3oWddZ1nHnpLTmD4UafUmRRRf0IRZwRKBrbx6b0=' 
WHERE 
  key_id = '051acd3ce16ddcd161b8a800fb6b784ddeaa1b1840879e38338959c82d83d91b' 
  AND (
    token = 'nU3c3oWddZ1nHnpLTmD4UafUmRRRf0IRZwRKBrbx6b0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )