UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fa2af7cJJ/Kigp4GZd2kmUmn+ydJ2Qd1b1IznHw+dt8=' 
WHERE 
  key_id = '6ac964b4780d7d1ec6597781e482b725e09be353739804046aac460cdfa13f43' 
  AND (
    token = 'fa2af7cJJ/Kigp4GZd2kmUmn+ydJ2Qd1b1IznHw+dt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )