UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rK8lMxN2l7lUguWCXebMmO73434zGohE3x+lvCcq8cU=' 
WHERE 
  key_id = '98c20615f4dbac984d7bb3bbaa895423108dee40cb62b56b9f287e65bc9da47e' 
  AND (
    token = 'rK8lMxN2l7lUguWCXebMmO73434zGohE3x+lvCcq8cU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )