UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'obQ4t+GftpXPBEPBnhSyU7a86Hi+Usd520e/cssa+pQ=' 
WHERE 
  key_id = '6c9b53009cbc9a30c07a3d82d78fde01d1d8f0a43b563f63ef889f09d56d7ca3' 
  AND (
    token = 'obQ4t+GftpXPBEPBnhSyU7a86Hi+Usd520e/cssa+pQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )