UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vZ2cAjB+D1DPD9OlxLPIOf6e50JskdBn0azIou0AejU=' 
WHERE 
  key_id = '8f60826c2291f28fb9cceed2c891b82cf6097246a6f22007973cb170d463649d' 
  AND (
    token = 'vZ2cAjB+D1DPD9OlxLPIOf6e50JskdBn0azIou0AejU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )