UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VxBdyrhG0PSwysDKvJKpCXBQkOaZynnpCDmPPidsRek=' 
WHERE 
  key_id = '6e928c0893cccdf23d099930f6478cfa2b5f9d08d236cabbb508c1e688116b2e' 
  AND (
    token = 'VxBdyrhG0PSwysDKvJKpCXBQkOaZynnpCDmPPidsRek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )