UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IIAehsfMs0Ng9z08Him/RH88NSIJrvoSZQ/1KF86b54=' 
WHERE 
  key_id = '5a089a7c0295919af0d0d3d57ac5a5be6d3feba5bb9f8845b663d929638a1947' 
  AND (
    token = 'IIAehsfMs0Ng9z08Him/RH88NSIJrvoSZQ/1KF86b54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020