UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'brZcmFr7nM0403dqQ9N2DOZsI6iKwx7z9mJJrbux/O0=' 
WHERE 
  key_id = '55d82e75b17c188ad4faabcd60367681600b1476845a0d769f634808dcab66a1' 
  AND (
    token = 'brZcmFr7nM0403dqQ9N2DOZsI6iKwx7z9mJJrbux/O0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )