UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KAcxDpRzQyw8OWmJSWNLoSN8NKMZeci9cyILmiu2xEA=' 
WHERE 
  key_id = 'fb1861329f0ff4335505001c254ee35885a2d1c9c328bc27feb933932b984c01' 
  AND (
    token = 'KAcxDpRzQyw8OWmJSWNLoSN8NKMZeci9cyILmiu2xEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00052