UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UpxCdBUFHSAHIC+S5kJWkbjXwtsSeb65U+aC8O2RFkU=' 
WHERE 
  key_id = '3b29198e8b84611e88114faf2412121efca18c9a9f13065f42f22e16e6fd15c4' 
  AND (
    token = 'UpxCdBUFHSAHIC+S5kJWkbjXwtsSeb65U+aC8O2RFkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )