UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4azG9zRq1tPmw1ktCdCuPW0qlBdqwmKFf73mVqrrTg=' 
WHERE 
  key_id = '8d7fed66dd3530ba928847d5aa47f7df7f0a2fd2f459cf8361cb1dc66a19186e' 
  AND (
    token = 'n4azG9zRq1tPmw1ktCdCuPW0qlBdqwmKFf73mVqrrTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )