UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tVy7MAhCXuRTFoonEoQhDlkhqWYL3fHi02lA2bryobw=' 
WHERE 
  key_id = 'ddc3418c5ce1d7996084643f4548c5f2d1ac43e2e334782c1f5b9fedf946f8f9' 
  AND (
    token = 'tVy7MAhCXuRTFoonEoQhDlkhqWYL3fHi02lA2bryobw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )