UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iw+Dn0zt5hG2EV8GmhovXBRPFPKNhpUHY/K/MUY0Nn0=' 
WHERE 
  key_id = '49e708e5be8d3de9606a0f36f22cb16bf1c9f8a1c1f56d7ecde95b50f5e58edb' 
  AND (
    token = 'Iw+Dn0zt5hG2EV8GmhovXBRPFPKNhpUHY/K/MUY0Nn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )