UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'axtEK5c2uHf5EWSwYZURMsKD+ze/2SMhBj19B8XRVfo=' 
WHERE 
  key_id = 'a799afa80643d541bd6caee32a88ee4960de0e582fc3ecbb41870f1505800528' 
  AND (
    token = 'axtEK5c2uHf5EWSwYZURMsKD+ze/2SMhBj19B8XRVfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )