UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mtd10r5xYWwvCQRXf0QuS69FKtBjCxk+msvVPLh4iIc=' 
WHERE 
  key_id = '0421469ead9c5ad0915a866b3dab35bf67bfa48510f2ad71cc281d8748139f86' 
  AND (
    token = 'mtd10r5xYWwvCQRXf0QuS69FKtBjCxk+msvVPLh4iIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )