UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9k+u2wZhZMEnRx4HIXjfYzUzXxy8YU4n0FvZUPJPPrM=' 
WHERE 
  key_id = '0c15f1e6f49d67b67ca28a206144838e66064849c3b10b507e78e8dcdc689fac' 
  AND (
    token = '9k+u2wZhZMEnRx4HIXjfYzUzXxy8YU4n0FvZUPJPPrM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )