UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'EekN+xLEywESTyOLLWvb654qflYcSC7vgbCmohqboYo=' 
WHERE 
  key_id = 'ef47c667fa11b7ca17083f9636e8e34724f0dc33d6653be0c471e8c5353e66f8' 
  AND (
    token = 'EekN+xLEywESTyOLLWvb654qflYcSC7vgbCmohqboYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )