UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MLpH/UIXPuqq2o8Iz/vUP4SEk5ami6beoZLmGF+NnmE=' 
WHERE 
  key_id = '75522623d1cf5db81f63e800ad0dabb97e85396f70c47698435204da1579f625' 
  AND (
    token = 'MLpH/UIXPuqq2o8Iz/vUP4SEk5ami6beoZLmGF+NnmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )