UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HdCbQ1hP8gjQUpp3AlC8AgJcytj4BuZQmaFofV0YHGU=' 
WHERE 
  key_id = 'b6ad5a9081d70b159784b18660b14e260f278ccee4090babd612581bac522ab8' 
  AND (
    token = 'HdCbQ1hP8gjQUpp3AlC8AgJcytj4BuZQmaFofV0YHGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )