UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's5yIaZHvZnYEY4iIcBKSOcGnifoRZuMHmtEd4D7crSk=' 
WHERE 
  key_id = '51901d311a7dd58b9147f95395cc7f0d005f7ed9f9e94f5e617930e49b456976' 
  AND (
    token = 's5yIaZHvZnYEY4iIcBKSOcGnifoRZuMHmtEd4D7crSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )