UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+k49bmlotLt6r4BJ5Bn+wV/8pqgDrDVHpvECGle6jPs=' 
WHERE 
  key_id = 'a6261dcf679657dc1b637e95a9568424825ce2bd3cac6d57d35a1029494103d1' 
  AND (
    token = '+k49bmlotLt6r4BJ5Bn+wV/8pqgDrDVHpvECGle6jPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )