UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZC8Eax9Zpd5BitYxTHXIgT1h0fA136LyzQHvgmbVK3Q=' 
WHERE 
  key_id = '52804e7ef4de7ec0831940d4595e43721903e22f69cfa3aeb338f319a628808d' 
  AND (
    token = 'ZC8Eax9Zpd5BitYxTHXIgT1h0fA136LyzQHvgmbVK3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )