UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O/xWqljPJHgn0MXmVIKLD4CB4mVxX2LVqJgiCrPivVk=' 
WHERE 
  key_id = '98a27002e1480ad59a8e1c7e0031ac52861d3799f3e86336f2331f5a542c8ed5' 
  AND (
    token = 'O/xWqljPJHgn0MXmVIKLD4CB4mVxX2LVqJgiCrPivVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )