UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JoVVvYmMDqofV8K5YjATxjlElTq89/1jVBSefInum0w=' 
WHERE 
  key_id = '268a29438d99b88e4f1bbabbfcbc704d23f054cda75fd73e9182fe7c57e25677' 
  AND (
    token = 'JoVVvYmMDqofV8K5YjATxjlElTq89/1jVBSefInum0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )