UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mUL8ntA6XmHr0yY6SHnw0t9XnZyGaw29hRRwraw35CA=' 
WHERE 
  key_id = '75a91a808b0b0f5859715f9fd494cde6d030f312f02bf3da19277158fcc87684' 
  AND (
    token = 'mUL8ntA6XmHr0yY6SHnw0t9XnZyGaw29hRRwraw35CA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )