UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HrWGjdQ7W808BjFMC1XsDHdf99wkiOnw8eTF2iBFHWc=' 
WHERE 
  key_id = '647331d3742668d41ec13716d489cd8fc2c158d2e18499191bf2bb55926facc6' 
  AND (
    token = 'HrWGjdQ7W808BjFMC1XsDHdf99wkiOnw8eTF2iBFHWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )