UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VShRSo7MDZePEjCYYHR3zFUb4lh5enHNXvz6tfCr8aI=' 
WHERE 
  key_id = 'b644c6357722ab28bc3f55271d75c1efb5da51debee38e79c41be7a5c503977f' 
  AND (
    token = 'VShRSo7MDZePEjCYYHR3zFUb4lh5enHNXvz6tfCr8aI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )