UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4zbqXHPENJanFjUMY79jmw68zTuUj8qRazdchLnapo=' 
WHERE 
  key_id = '91a676c59415302ba297ce969ed764b1cef601d2656d922baf5fc2c96d6cca3f' 
  AND (
    token = 'e4zbqXHPENJanFjUMY79jmw68zTuUj8qRazdchLnapo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )