UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4wXJF7eMtTfotJ5eV+Fp/QlfhR06SUIkAeATUcnftI=' 
WHERE 
  key_id = '943ee7a68160198fedeb5dac50200a81914dc02cbf66b358a867a0bd22a4a00e' 
  AND (
    token = 'U4wXJF7eMtTfotJ5eV+Fp/QlfhR06SUIkAeATUcnftI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )