UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PDheUEzDWNDSO87v5pfYmXclYhRFcuZBaLbw3B/8MY4=' 
WHERE 
  key_id = '208a1a06bc61df202755df2c8168317b8b93ace60a9ec603134976cdd1d44ba9' 
  AND (
    token = 'PDheUEzDWNDSO87v5pfYmXclYhRFcuZBaLbw3B/8MY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )