UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21ErOcVPsUj0dumiYprXyMr5mOv9Rb2RORYstbEzbEw=' 
WHERE 
  key_id = '631e933e67682b6739fb70525da3d47d5675873387ec3b66b42fa0d513fa8bc2' 
  AND (
    token = '21ErOcVPsUj0dumiYprXyMr5mOv9Rb2RORYstbEzbEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )