UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5bp5uvWTfAEWjb7Qoa2qtEbRDS2aA1QW1juGNvHK+B0=' 
WHERE 
  key_id = '50ee421cf8bb9292f697f0276d84f7ce8a5a886d630bd4008f8a0d2565516237' 
  AND (
    token = '5bp5uvWTfAEWjb7Qoa2qtEbRDS2aA1QW1juGNvHK+B0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )