UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g4rvkvNBs2xrth/JObl6kj32ZaE09bA6eZUvw4mm7hE=' 
WHERE 
  key_id = 'b8b1cb149273177a768392ee788099bf27d03d4446198b55c1689c22fbc4878d' 
  AND (
    token = 'g4rvkvNBs2xrth/JObl6kj32ZaE09bA6eZUvw4mm7hE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )