UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WRZ6y+MNyhZb7e29B033m7KVee8NUOPgk5gUVRvvI+k=' 
WHERE 
  key_id = '278e5a9f374d57945deea71d8603ddc3c775a36c589a8354e63f587776b876d8' 
  AND (
    token = 'WRZ6y+MNyhZb7e29B033m7KVee8NUOPgk5gUVRvvI+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )