UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'zXCnVbaan1plTA7mOxjacI0+6JxEbSbZOKaWDKpYRYE=' 
WHERE 
  key_id = '9305cf06d673f9d5e9655d85f00b2b08fd5977ebb435baf096da35dbdc962ee9' 
  AND (
    token = 'zXCnVbaan1plTA7mOxjacI0+6JxEbSbZOKaWDKpYRYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )