UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dsgaJpPJ3tuSUChbmaHH8SAVqsYfPIJNo2FCgGettfM=' 
WHERE 
  key_id = '5b914b30ef33d842bd774d0561abdb2c1129857f575158b57972e72eb52c9614' 
  AND (
    token = 'dsgaJpPJ3tuSUChbmaHH8SAVqsYfPIJNo2FCgGettfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )