UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'amp88aBcgCeQXQqLDeTD6Od2ZIFvBRy1COnc0ncEmbE=' 
WHERE 
  key_id = '18abcc587a0d2924170d7aecfba1d69816043f18ef49fd9db6906a22f12da151' 
  AND (
    token = 'amp88aBcgCeQXQqLDeTD6Od2ZIFvBRy1COnc0ncEmbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )