UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+uFJR/v5twVLGisvzK2OeUL0Ma2e9K0aBkwlLlRooY=' 
WHERE 
  key_id = '50fdbc184dab2e751d30799b9eab6c800a8e72c011811cf3b435ead59352366c' 
  AND (
    token = 'c+uFJR/v5twVLGisvzK2OeUL0Ma2e9K0aBkwlLlRooY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )