UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nKNm8jKS5RbzZThX5SQBTahZqBZ/Wng8WNgDrn3SQlo=' 
WHERE 
  key_id = '48a120a84f997bb5a7d0776a6be04fb6f03b8c9f9eada6cd3391da345b5191f0' 
  AND (
    token = 'nKNm8jKS5RbzZThX5SQBTahZqBZ/Wng8WNgDrn3SQlo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )