UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4ycdVRUIWvo0SheQsdG+QB6WBdZpQDtMaDzTFXhIDQ=' 
WHERE 
  key_id = '8fe7c06dd42ae136b9ddda29be9c853f3323c59644d3ff9beefd49b2be1ede08' 
  AND (
    token = 'P4ycdVRUIWvo0SheQsdG+QB6WBdZpQDtMaDzTFXhIDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )