UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'njfX4u176d6AQHLE6QrM11299FLtnE3YVkozvoDDqzM=' 
WHERE 
  key_id = '291fdd5891db6699246012fe5acebdc55b98d9002b6765e5d7e33b8f31e36754' 
  AND (
    token = 'njfX4u176d6AQHLE6QrM11299FLtnE3YVkozvoDDqzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )