UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I4Uo8hPInX2t/9sO4F+6vxIiNsFvcyg8QAr8VtnGBMw=' 
WHERE 
  key_id = '3993ed970977812d23bbbe3fb13e0640304da40fb4086ef44ae58c355940cc9d' 
  AND (
    token = 'I4Uo8hPInX2t/9sO4F+6vxIiNsFvcyg8QAr8VtnGBMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )