UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V35B00Vc+FB7RsKVC+m+cW9r5W26LHr9t9N6xHAP5cI=' 
WHERE 
  key_id = 'b6b5d650b72a602a34888db4689404b4f9a117da7ad0afdd99e5331b59085c78' 
  AND (
    token = 'V35B00Vc+FB7RsKVC+m+cW9r5W26LHr9t9N6xHAP5cI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046