UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6N/U5rO18L2VQkwigEKJSfaVFv2IJlT1OtvjZRR/kQ=' 
WHERE 
  key_id = '04e3a62db0c9a48112215eb69fa3a1b47de318b5dc5297e0a65872dc75357120' 
  AND (
    token = 'q6N/U5rO18L2VQkwigEKJSfaVFv2IJlT1OtvjZRR/kQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )