UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WeWrq39LhgYSo5wQzWPcrFygj//SUAeZ8/jnnmT2XKg=' 
WHERE 
  key_id = '98c31928a690b752e431401e478e21a7e02aaec96b32afa2df52ac408bbfe714' 
  AND (
    token = 'WeWrq39LhgYSo5wQzWPcrFygj//SUAeZ8/jnnmT2XKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )