UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/X3DXUvEymhyYmBQJGQWPt4fpFx/nu5vAguqTiTi/Iw=' 
WHERE 
  key_id = '4c5aaf7f63694025a304df03d0ab70c38e75938f520a890a1a857411db41208e' 
  AND (
    token = '/X3DXUvEymhyYmBQJGQWPt4fpFx/nu5vAguqTiTi/Iw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )