UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W8aIWDpMhcDAIrZcrUIpmaBB19S/OGdJG7bik7Ts21k=' 
WHERE 
  key_id = '0509dfadfcb7291e78641642336b8f120975703abdbb4e73b0374e0b94d65229' 
  AND (
    token = 'W8aIWDpMhcDAIrZcrUIpmaBB19S/OGdJG7bik7Ts21k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )