UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Vk/05oU3dScM2mnilyg46q9mqxJdJOyekYh6O8yva4=' 
WHERE 
  key_id = '8126bc4881f41cf15b9217a09625685f6b3d5940c3ba502f6b3810683f0ebe40' 
  AND (
    token = '4Vk/05oU3dScM2mnilyg46q9mqxJdJOyekYh6O8yva4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )