UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dG4FPHei57q4h2sBVrqQ3UrArua8YGbm0FbvOGFjjIY=' 
WHERE 
  key_id = 'd52afdd435865b250299479bb6f11b6a5ea1247acc65e270064c4ac78f62003d' 
  AND (
    token = 'dG4FPHei57q4h2sBVrqQ3UrArua8YGbm0FbvOGFjjIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )