UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KIxh/76OWwmoV7Jnfrqp2srK9PWaH5elELLgGHe7wuc=' 
WHERE 
  key_id = '56a9ee38e6e23894183bedb2ffca1eb831b70e374a2576c03794ae47f62e65f0' 
  AND (
    token = 'KIxh/76OWwmoV7Jnfrqp2srK9PWaH5elELLgGHe7wuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )