UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ec8wNkpfrD2kDoSy7fEQ1G3dK6HL/qrCbnkDGmY/mkw=' 
WHERE 
  key_id = '79b15b5d5e9b62d2e2065122ad3b509a48a6ec373cdfa42c8ec9ee364fcfeb8d' 
  AND (
    token = 'ec8wNkpfrD2kDoSy7fEQ1G3dK6HL/qrCbnkDGmY/mkw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )