UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YVcn70Ht+4DPd+zuiYXS/8Hv//B0ELEkcDu1OazuGc0=' 
WHERE 
  key_id = '18e2693650917703f35d07d86bbec294e9939f37e6b0d5bd33f7f196b4d23ef8' 
  AND (
    token = 'YVcn70Ht+4DPd+zuiYXS/8Hv//B0ELEkcDu1OazuGc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )