UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's93XBC4YTxbB1y9Z6XZGJcJjc+uZna54A4MuIgH1RGI=' 
WHERE 
  key_id = 'a0af9ff9f442eb8753ac8aad27ee878a2760016ebd0870dfeb7d526a794bb5b6' 
  AND (
    token = 's93XBC4YTxbB1y9Z6XZGJcJjc+uZna54A4MuIgH1RGI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )