UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UJWnQwtUGvav1rjXbN7xE4DVy4wH72e5V8JmQ2kghbo=' 
WHERE 
  key_id = '4ac8cf5a85e5e1039821a4c4458356b4ba282e23bfd95eba340928e2eabd3a54' 
  AND (
    token = 'UJWnQwtUGvav1rjXbN7xE4DVy4wH72e5V8JmQ2kghbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )