UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VeW7ob7NFV5euaaKbLspTn2ydhq5YUoJdDyz19Plhxw=' 
WHERE 
  key_id = '1b5c612123890db7b028bbbbee47867fa5fc203a787c916212fbc00de2d1e943' 
  AND (
    token = 'VeW7ob7NFV5euaaKbLspTn2ydhq5YUoJdDyz19Plhxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )