UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4Fd+cPgC1/VbM5P+b3B2PlkAotKLlzPSWzKZ4lFz+c=' 
WHERE 
  key_id = '51602803b0e72da152c6885c55d11c1b24abe7a9917c52a56aa728533173232c' 
  AND (
    token = 'z4Fd+cPgC1/VbM5P+b3B2PlkAotKLlzPSWzKZ4lFz+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )