UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'btyit3Gzcg+Fuu2O+TqflUHzDdQ8KjQ0ox5uQcUYXxY=' 
WHERE 
  key_id = '9eb91d96b6a566c2382f90a3e2fa46762d0fd8e0e1809f00e5aa426aaa486651' 
  AND (
    token = 'btyit3Gzcg+Fuu2O+TqflUHzDdQ8KjQ0ox5uQcUYXxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )