UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5p16egoEh1poLkg/2Zt4ea18oermGZ94h4SqHCLByAU=' 
WHERE 
  key_id = 'b969188d6a92b4c3b2c6d946ae77cf1ab2968bd864772ad79032202de1bcea57' 
  AND (
    token = '5p16egoEh1poLkg/2Zt4ea18oermGZ94h4SqHCLByAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )