UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PAxUPWkdXUChSRXJcuDHLfySI8WO8KohjtaLzbSe/JE=' 
WHERE 
  key_id = '70809073a092f7c1c7a49464d1b1640a4488491e47deb074613bbf4232b22d90' 
  AND (
    token = 'PAxUPWkdXUChSRXJcuDHLfySI8WO8KohjtaLzbSe/JE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )