UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ebp1BtAaLc2qL1nOBLwvQTFw7T6fcj9HWiyRokmB9pw=' 
WHERE 
  key_id = '2c18bddd3b8864690fff6974d32e1fd69b88c5d8981caaf4f22a296f9b355546' 
  AND (
    token = 'ebp1BtAaLc2qL1nOBLwvQTFw7T6fcj9HWiyRokmB9pw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )