UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FX1zrIEU7v6r+QjFX1pqQrok+fCu7HOzC9KUk6Rdq1o=' 
WHERE 
  key_id = '421327a1db9e2d3efbdc501e4750c00785897c9a3352732146a8f35aff419720' 
  AND (
    token = 'FX1zrIEU7v6r+QjFX1pqQrok+fCu7HOzC9KUk6Rdq1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )