UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q9V87TUijbZf21ZQfckNeM4K5nXLC6F1bXD6N9JzHrU=' 
WHERE 
  key_id = '6763601c1a0b61d1c3a97150189ed85d4237046ec0eecce6b0f8eb28037f6ee3' 
  AND (
    token = 'q9V87TUijbZf21ZQfckNeM4K5nXLC6F1bXD6N9JzHrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )