UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rsqbBc+0j9WHA8Xj3RbDOUzuJQISe0egddgq0Qgxpiw=' 
WHERE 
  key_id = '26fa2b0d0c640fc7a38450fd46949ce4ab3d8c252e7cf561d7d8fc9474f6c6f4' 
  AND (
    token = 'rsqbBc+0j9WHA8Xj3RbDOUzuJQISe0egddgq0Qgxpiw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )