UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Aa44bCUAw6MBjIKA+ROa72PQm40HZACoeJvwG681oE8=' 
WHERE 
  key_id = '457e50fcc8e3031b48b04d1019b2c91df341c7458d83c509080181d906be8667' 
  AND (
    token = 'Aa44bCUAw6MBjIKA+ROa72PQm40HZACoeJvwG681oE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )