UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T1TcxeyEpfY8fxtgxcNCK5TxYGJQXwJSJ+vq8uwvo+k=' 
WHERE 
  key_id = '935c9435b71dad6015c26bdd3f9d0b1452d176c0c8e4d381657d7d50f2546e67' 
  AND (
    token = 'T1TcxeyEpfY8fxtgxcNCK5TxYGJQXwJSJ+vq8uwvo+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )