UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MNtNxqemT2VGAKGbVaeCdI8D9X36bO7IN5L5Ka1Josw=' 
WHERE 
  key_id = 'e82f182cd17571a344f215440da85c3b5aef9440a6c0996e38c7ddd6172307b8' 
  AND (
    token = 'MNtNxqemT2VGAKGbVaeCdI8D9X36bO7IN5L5Ka1Josw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )