UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm4ouXIUjc567ezVwHFd8Chgh3Z/ofl4l1/IBY+6wgVE=' 
WHERE 
  key_id = '968bc4d9669f3aaf5384eceb2fb135127ab2e8c784590de65f5806cb17c22b46' 
  AND (
    token = 'm4ouXIUjc567ezVwHFd8Chgh3Z/ofl4l1/IBY+6wgVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )