UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T79hC2qS9v1sbDmtDGal/WPIDmnC9BOXGq4szlJ9ngI=' 
WHERE 
  key_id = 'a919d22693ddaff46f95a36729e9c44ab077e601026d78de0c381afb400e3718' 
  AND (
    token = 'T79hC2qS9v1sbDmtDGal/WPIDmnC9BOXGq4szlJ9ngI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )