UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tx5vmgsGKUEHulLyXaLfZh+fBLmxkkST7/Bcs4A2tUk=' 
WHERE 
  key_id = 'b4a91050e5387b665614bf8de469d31caeeadcbc2a33144f0f3ba4527c07dffb' 
  AND (
    token = 'tx5vmgsGKUEHulLyXaLfZh+fBLmxkkST7/Bcs4A2tUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )