UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ePJW97NzeWBWvJUlx8SPyxEjEC3hOIi3t6yPKZGdXQs=' 
WHERE 
  key_id = '8d7c4de8f635a842b4d06b9e7eb296b32176051e6f72b5e32487831ba7e1cee2' 
  AND (
    token = 'ePJW97NzeWBWvJUlx8SPyxEjEC3hOIi3t6yPKZGdXQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )