UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RX3spJ3ygLGwmI+6xKLlw5YsDHwMmmNgIFqhVIeejNQ=' 
WHERE 
  key_id = 'ff416c988786bb40bcdefbe04108db9e3617c66d7a33c6b94bb8955137f163f7' 
  AND (
    token = 'RX3spJ3ygLGwmI+6xKLlw5YsDHwMmmNgIFqhVIeejNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )