UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kElwk4WesTfSKfPQ2b8LW3wqsfeqbCHQOPcQy0WaN1Y=' 
WHERE 
  key_id = '52fc89c880c89e5ec98b48c67994de765f174f6eec5d387d4d8b368b3b68ff2c' 
  AND (
    token = 'kElwk4WesTfSKfPQ2b8LW3wqsfeqbCHQOPcQy0WaN1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )