UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vMd02wFEW5f9fpevUmukvhR0Gw+Z1yHcl8Rys8LE7bU=' 
WHERE 
  key_id = '821479f4f5dd592f5293460c49fafa436b7a3e160d6a2a8e372dcb7a3f6cab3a' 
  AND (
    token = 'vMd02wFEW5f9fpevUmukvhR0Gw+Z1yHcl8Rys8LE7bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )