UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4LkHbtHHxG9At6cdwfnfYbRWGAzLry0M8JKiXrkMEo=' 
WHERE 
  key_id = '53fdd990700097fc0d0f6c88c176e4e5794cf1b6ff3d64a72820aac633ae006e' 
  AND (
    token = 'a4LkHbtHHxG9At6cdwfnfYbRWGAzLry0M8JKiXrkMEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )