UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nN/dsGEX1+ACa/u7N+IqbqhjLlomD4o0TtzArat7Jgk=' 
WHERE 
  key_id = '4d2794486755608b820d360ccad5cf2c445da68b082b97e7bb7ac62d3e099561' 
  AND (
    token = 'nN/dsGEX1+ACa/u7N+IqbqhjLlomD4o0TtzArat7Jgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )