UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRlh9opXesnjIabNNERMKs6S9eXdtXKDzu3DO0GiBAw=' 
WHERE 
  key_id = '12b3b6e965a0cd6387274d2790ad3576212851063538843f5a7958b1c53eb77b' 
  AND (
    token = 'QRlh9opXesnjIabNNERMKs6S9eXdtXKDzu3DO0GiBAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )