UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zhZiFKUS1ty5HIQkK6GIi+yMk413OMZCbztS8Os/xmQ=' 
WHERE 
  key_id = '503f0b10731d803008398844eaf0357f9ff1e89e9275173305938f58afca4dd4' 
  AND (
    token = 'zhZiFKUS1ty5HIQkK6GIi+yMk413OMZCbztS8Os/xmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )