UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VM5kFXyNC9Ms9OVmAD9JlQrNh0mZUaNQWcnaLaN4wiY=' 
WHERE 
  key_id = '20e3b2b366fa18764e72661dadbbf46ac074adbdbda129836bf5b20d2602f845' 
  AND (
    token = 'VM5kFXyNC9Ms9OVmAD9JlQrNh0mZUaNQWcnaLaN4wiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )