UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dP40tV+ya4UVr4+S+QW/PF2FGg/1kYw+5tM1C5TRU/k=' 
WHERE 
  key_id = '31a8394fb6c7700fba187c867f51686fa716887fd57f45dc8c2c193877635bb2' 
  AND (
    token = 'dP40tV+ya4UVr4+S+QW/PF2FGg/1kYw+5tM1C5TRU/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )