UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/CvvLMyW4ZLhuFhSQMKv7DOmk1PQJc1K1AEMnb+fNE=' 
WHERE 
  key_id = '78734d5fe69875410c07e8af5810d524fc2cf80d6b88ae721ffe1e9236dc7c9b' 
  AND (
    token = 'N/CvvLMyW4ZLhuFhSQMKv7DOmk1PQJc1K1AEMnb+fNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )