UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/MD6A/Yfbp5WfijqfbmMul70H1M4WeLSRgUG9yuzP/A=' 
WHERE 
  key_id = 'e3359b8fb198a084d6e8c5b0a67035561bc552397237b2d75851842d4776019b' 
  AND (
    token = '/MD6A/Yfbp5WfijqfbmMul70H1M4WeLSRgUG9yuzP/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )