UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUG20h9nYY/Qsq7RWKfBJaLTJfQwVQZ3y9g8zLwn8zg=' 
WHERE 
  key_id = '79698af700f783c81256a45f1219536e0e1638b5b72bdd9843b95b53ebc0f066' 
  AND (
    token = 'KUG20h9nYY/Qsq7RWKfBJaLTJfQwVQZ3y9g8zLwn8zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )