UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fao7rCbzF8HUnV/f9qcI3qa3dRDHEe8v9DCJB10voAI=' 
WHERE 
  key_id = 'a6f24a0db5467908d7aaeb50ce7c35589741f7011d063fee344a364299d0fdbb' 
  AND (
    token = 'fao7rCbzF8HUnV/f9qcI3qa3dRDHEe8v9DCJB10voAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )