UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qt4wUApvrKxFY/JDicmaNJp5AVH3X9JHb1eCqc8Ip1w=' 
WHERE 
  key_id = '8188e899fa8e3e6e2dfc8e653d6c6805d61a9aeed73c697c25a2490a42a0f196' 
  AND (
    token = 'qt4wUApvrKxFY/JDicmaNJp5AVH3X9JHb1eCqc8Ip1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )