UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CyG8txJE7tf+sEfL8ueNfFcKqyNmScROEMtz3TQUB1A=' 
WHERE 
  key_id = '15d44d73b3d076a31e449ac3f603924e550b64c6586b6a5d13bc49cf8c9f4ddf' 
  AND (
    token = 'CyG8txJE7tf+sEfL8ueNfFcKqyNmScROEMtz3TQUB1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )