UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dC9eIzScPLILpcOTJaScIX+XHXY/qVzwRduM1HgiI5E=' 
WHERE 
  key_id = '7845b3b5054c0b7de73c48fcc9d8c955dc638cd555d075019294c42495f9414d' 
  AND (
    token = 'dC9eIzScPLILpcOTJaScIX+XHXY/qVzwRduM1HgiI5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )