UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'juvMQ51IA7DBpG+WIH8YWqQmBIvn0dN+IW/dJA5mmio=' 
WHERE 
  key_id = '2c796827252e554a4065964eddafe17236b19545e9a103f6ad0eca0651172082' 
  AND (
    token = 'juvMQ51IA7DBpG+WIH8YWqQmBIvn0dN+IW/dJA5mmio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )