UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vobQNKveejorx9vm3mxp6iuDSsmK+f2fSFd0o3WLNqQ=' 
WHERE 
  key_id = '6ceeff0a9ea90a0536c4e71a361ce11c90c98cf51665a1d1f88fcbe07d1e661b' 
  AND (
    token = 'vobQNKveejorx9vm3mxp6iuDSsmK+f2fSFd0o3WLNqQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )