UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WAgVo0Jur/TiRQufqZw3vnD6CSB4e5eu1XxzfS7FSRg=' 
WHERE 
  key_id = '59d109cab6969949f5019750d69911f5b3644d0c6201978a705c68759e728de0' 
  AND (
    token = 'WAgVo0Jur/TiRQufqZw3vnD6CSB4e5eu1XxzfS7FSRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )