UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUAG4+4UHOM5t+FAwsswU6ztp15FnqCu+w1SKJUDPK0=' 
WHERE 
  key_id = '50b92ca1952be4f3c7fa95e48daf48b258816ecb367f8bad964deca972f3cac5' 
  AND (
    token = 'KUAG4+4UHOM5t+FAwsswU6ztp15FnqCu+w1SKJUDPK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )