UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mcZpiaPo0KlnYeuoKjAiiJrRd/6KZF8q7h8rI1uYjY4=' 
WHERE 
  key_id = '7d5a0e6e08ad1408eb60f3b7c573754487bde6f239edc228b14f92b43e94c299' 
  AND (
    token = 'mcZpiaPo0KlnYeuoKjAiiJrRd/6KZF8q7h8rI1uYjY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )