UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QnzwHLlHPELHhusKdC726EPiR1noP/oSKyVpX1fhRXM=' 
WHERE 
  key_id = '1e4fce88c7e9c00dab5b35043a82bbe253bc3cf9dc70c5c3be672bd26a4f4738' 
  AND (
    token = 'QnzwHLlHPELHhusKdC726EPiR1noP/oSKyVpX1fhRXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )