UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtI3Snb2pevzAYmUvWULbsGPvF4MLMjM3+RntoStTm0=' 
WHERE 
  key_id = 'e02c64b435ebb1c86f49a83e112a5850dd073627be2a2cdc6070217103e24887' 
  AND (
    token = 'MtI3Snb2pevzAYmUvWULbsGPvF4MLMjM3+RntoStTm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )