UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'myud56FHx7I39I5ZRdCBWOk6988ta10yyB7HC2rfryw=' 
WHERE 
  key_id = '849b0c3845afdde4562558207fe9fc3d6099e5b6dcd104930521540b32b79c79' 
  AND (
    token = 'myud56FHx7I39I5ZRdCBWOk6988ta10yyB7HC2rfryw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )