UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+uWbVqlnb3MQQNbNpIZuKdWSo6SOT4ydiP1MrDMrQlY=' 
WHERE 
  key_id = '2e78093ac6966b243ce1d26e5d6925c3b92bce80c8d547a41019e7ea71a7d7b1' 
  AND (
    token = '+uWbVqlnb3MQQNbNpIZuKdWSo6SOT4ydiP1MrDMrQlY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )