UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4DEc5iRjD7czYuadS9nL0/p4wwYxBZRJ2MUlnl7t4Y=' 
WHERE 
  key_id = 'b5d922fd6661cde8801ad60ebe45cf8d0067395b62271c36e6c264b8633d2518' 
  AND (
    token = 'k4DEc5iRjD7czYuadS9nL0/p4wwYxBZRJ2MUlnl7t4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )