UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6brINo0xVh/nI8XZ2wuQF1HPDz8zIFYN5JRfdVBNZ7Y=' 
WHERE 
  key_id = '8387c4a667d877ffd92da8e1f4dbbdb63c0cecafab0fa53f98274ccd32783776' 
  AND (
    token = '6brINo0xVh/nI8XZ2wuQF1HPDz8zIFYN5JRfdVBNZ7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )