UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b18PMg8HL9o3Qh5OxrbKm97+VzMDqYGvVZQzc8R7+DU=' 
WHERE 
  key_id = '95841c04bd47056311133277a293e8bd6cfb3643cfc44d1bd20270a1538723ab' 
  AND (
    token = 'b18PMg8HL9o3Qh5OxrbKm97+VzMDqYGvVZQzc8R7+DU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )