UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5T/i/rrUvCpLtqEEtTWkrkNbHqlEn5zMrnXSFAI0ZU=' 
WHERE 
  key_id = '8f449210458e56e4c091c7512e0745e5ad896db072f43557752770c678f648c2' 
  AND (
    token = 'n5T/i/rrUvCpLtqEEtTWkrkNbHqlEn5zMrnXSFAI0ZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )