UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A7ZC3ab4bFEQchCzIiNe18T+fJKt3p+EdycAnvEaSUI=' 
WHERE 
  key_id = '49b27e4078039a16ed62e56868e1d7e319b29785b7362629bb875b55f1a2f364' 
  AND (
    token = 'A7ZC3ab4bFEQchCzIiNe18T+fJKt3p+EdycAnvEaSUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )