UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8R5sL0TQVFptrIbv2d/jUDivHwJaBAgEdbg65pNIEro=' 
WHERE 
  key_id = '4a8dc42a2e14812c730dcdd5e1910212e8141b2132179d2b71da1d176b54161b' 
  AND (
    token = '8R5sL0TQVFptrIbv2d/jUDivHwJaBAgEdbg65pNIEro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )