UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gbt4xLzVAExQpb8/AA1/sJg9p3KB9sq9rbtBki12Jr0=' 
WHERE 
  key_id = '202853bd14f2ebdb95d40243b2869cbd9eea137d75797385147c4481484346a3' 
  AND (
    token = 'Gbt4xLzVAExQpb8/AA1/sJg9p3KB9sq9rbtBki12Jr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )