UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oNp7T37oqPFne/0Bcu+fhU9FHwyUlzhTnll3E36lY6k=' 
WHERE 
  key_id = '18b882e7d7a0b8a9262b313963780035778e5a5d9c778e1fdd4103b962627a2e' 
  AND (
    token = 'oNp7T37oqPFne/0Bcu+fhU9FHwyUlzhTnll3E36lY6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )