UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PP6VY77ueFI8QKK4M5mllI5NGBywIWnlN4JjbyFxb/w=' 
WHERE 
  key_id = 'b813394d8a19ceda0a5ca357b52b8e18c1e199cfb7a523a8135b4571e63efc9c' 
  AND (
    token = 'PP6VY77ueFI8QKK4M5mllI5NGBywIWnlN4JjbyFxb/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )