UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NUVGdOQLjUktipFyrwmnf/CiZWQIn0CugWUgQu06LkA=' 
WHERE 
  key_id = '979e3e640f0f1576388a931f93c5d47d37ba2514a105f077908011afa710be05' 
  AND (
    token = 'NUVGdOQLjUktipFyrwmnf/CiZWQIn0CugWUgQu06LkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )