UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V6S8CaVzmfZI6Zqlz5BCdLUEfp4VqZNIJQeDUlitoqE=' 
WHERE 
  key_id = 'a3df8af00d641e0669f7a4ae3af193a905bef8bf1fc261b69a896bf56b0ce392' 
  AND (
    token = 'V6S8CaVzmfZI6Zqlz5BCdLUEfp4VqZNIJQeDUlitoqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )