UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e5FhsmBldvVOsoo2EjTM7VjZN2GhMCrmsi+QaljuStI=' 
WHERE 
  key_id = '91c6064889bcc04007db23ed3efacff647ca5c545d52acb737ca48a6504e32f8' 
  AND (
    token = 'e5FhsmBldvVOsoo2EjTM7VjZN2GhMCrmsi+QaljuStI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )