UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kqdlpo2AN3Y9K5wMCxUyDSG/5xtKxxHh/zNScOKYM40=' 
WHERE 
  key_id = '0be699d474b22f2383b6d0774c55bb42fa93f9f1353bed48a94c36c46ca69d8a' 
  AND (
    token = 'kqdlpo2AN3Y9K5wMCxUyDSG/5xtKxxHh/zNScOKYM40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032