UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pywXjYb5GoSUFM3E0XTudK9ediUqtO5tC2bWV0KUQBU=' 
WHERE 
  key_id = '8d4026f16aeea785448c7d6db6c8db1d6ee6e9d6e3eec08b5ad8b7912b358798' 
  AND (
    token = 'pywXjYb5GoSUFM3E0XTudK9ediUqtO5tC2bWV0KUQBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )