UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gxPqJm6trIr51efZi36vAqlQe0N/ZUD2Nnbjd0B72nk=' 
WHERE 
  key_id = '19fdf63233ea5d3b32c0eae4617a600aff98be28bf19571e584417e22cfe2be8' 
  AND (
    token = 'gxPqJm6trIr51efZi36vAqlQe0N/ZUD2Nnbjd0B72nk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )