UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Y5uzFxB7HSwr9S3FPfKjDeGLZmtxuDt3Nwa9TxVcig=' 
WHERE 
  key_id = '51a70501a1e3542ded959afd3c0342780487ed9a5f3912f6a381e88ec1de7cc5' 
  AND (
    token = '2Y5uzFxB7HSwr9S3FPfKjDeGLZmtxuDt3Nwa9TxVcig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )