UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x2+B8NtPzOlAR1MWpQWf47vFg6E1uyF3exelYRqnk6w=' 
WHERE 
  key_id = '12e0fc1bd121542526b0f96c8c12a6d5482772b0a3052da1b5e1711d2001b7f8' 
  AND (
    token = 'x2+B8NtPzOlAR1MWpQWf47vFg6E1uyF3exelYRqnk6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )