UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UUG6BfRv9+xMon3MgVqeMXY3wT8ZxSb6iessDlkQ0xI=' 
WHERE 
  key_id = '6b0be3ad8f0218c6005e418a48108ea3dead0274421fca5dbe974cd3c5e108fc' 
  AND (
    token = 'UUG6BfRv9+xMon3MgVqeMXY3wT8ZxSb6iessDlkQ0xI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )