UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gSxs/X3qIY0CFLflTOzZOktYdT0cNEtmWXEnGzItOcw=' 
WHERE 
  key_id = '48e5c15014050919be2675b5d7b5b6695f842a2c590558ae36b6d7425ba4b2b3' 
  AND (
    token = 'gSxs/X3qIY0CFLflTOzZOktYdT0cNEtmWXEnGzItOcw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )