UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k1CpJosMyAGzxtHcRo7NuGfeenfryKEAcSh0AaKn/lQ=' 
WHERE 
  key_id = '6521024186dcaf8c948065b42cd4a6c0fcf3e87f2a449171622baeff5ed238db' 
  AND (
    token = 'k1CpJosMyAGzxtHcRo7NuGfeenfryKEAcSh0AaKn/lQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )