UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LydjijQ+soBYdA0EOnAC3s0f/f3dFqhqEhda0I6Vc/k=' 
WHERE 
  key_id = '2846eadedaa208f5029ecdb537a6480e96624cc2735459d09885a488b0241405' 
  AND (
    token = 'LydjijQ+soBYdA0EOnAC3s0f/f3dFqhqEhda0I6Vc/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )