UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KkQ5ydj+pIgqXwAZpzmV48gNG4F0yw24tLxljYN/6JA=' 
WHERE 
  key_id = '6e6d07acada0170a534ed2d941192b2a0020a3743eb92ea5ee05c74e35eb6c1f' 
  AND (
    token = 'KkQ5ydj+pIgqXwAZpzmV48gNG4F0yw24tLxljYN/6JA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )