UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x0tG76+dltDFiBfXJfj85vyQHcPIjmUwzLgfzDdm1DM=' 
WHERE 
  key_id = '35cfbc676833fb3b860ab566730439236708925432038005baaca3fba1eaae38' 
  AND (
    token = 'x0tG76+dltDFiBfXJfj85vyQHcPIjmUwzLgfzDdm1DM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )