UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kWwbwmNgn8dW5joKL6AAsP0gGzepba35BrMuTV/f0a4=' 
WHERE 
  key_id = 'a0e4dd2ca8d02a6dff18bb2e7a7a2e2df0534e5196dcf9f774284f711770f5aa' 
  AND (
    token = 'kWwbwmNgn8dW5joKL6AAsP0gGzepba35BrMuTV/f0a4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )