UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '77VRNY97rI6Jd+dmrEkqYDyXq517nzF4aR5xqLftLwg=' 
WHERE 
  key_id = '6397993099ec97d8d59b08a34b66b0877a334ec717bbe78211fc1ae09423bd07' 
  AND (
    token = '77VRNY97rI6Jd+dmrEkqYDyXq517nzF4aR5xqLftLwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )