UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'zEbjoxAFtwRl1rCmAybYOj0pWmT3eH9lD7OUcrAmgQM=' 
WHERE 
  key_id = '2acd641ec91a8fbd19043f10487af66cd6cc9f8722628d48b2664980e0f72f60' 
  AND (
    token = 'zEbjoxAFtwRl1rCmAybYOj0pWmT3eH9lD7OUcrAmgQM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )