UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ptH4EgRItH/JwfleWtskKpivCr95cLAEt6eGLSAsCY=' 
WHERE 
  key_id = 'a6d6d1c43e628dbcef81a4e40f9e15acba62e584f2bc9c0c5c2b38d267c826fb' 
  AND (
    token = '8ptH4EgRItH/JwfleWtskKpivCr95cLAEt6eGLSAsCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )