UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kntq4bfesnZGMopPO418Xyb7l/E8dIw0W2CFKSS7EMw=' 
WHERE 
  key_id = '5937dafc5a4943c3a939e9a5ddb15e66cc32eff79774c97554ab325de5fbec3c' 
  AND (
    token = 'Kntq4bfesnZGMopPO418Xyb7l/E8dIw0W2CFKSS7EMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )