UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JcJgi1kC6BOmf05XCbVhQEmYChouNUwq29vG0kpgxU8=' 
WHERE 
  key_id = '4e4927c8714393e556649cbda6f346ef991f57606dfeab18e53545d80843297f' 
  AND (
    token = 'JcJgi1kC6BOmf05XCbVhQEmYChouNUwq29vG0kpgxU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )