UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's+UjK76FbNmBmkoubgNdweExfUdp4eG6t3ePbu3lWDg=' 
WHERE 
  key_id = 'ac476cf72757e60bf7315a34bee25b13696f233617e9bd3fbaac77e9d0a25570' 
  AND (
    token = 's+UjK76FbNmBmkoubgNdweExfUdp4eG6t3ePbu3lWDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )