UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AX0IzxMfFm+Y+nUSOVPbZ1D7PUajZPXjTu6lj8D7GU0=' 
WHERE 
  key_id = '87876e521ab41df68970f63bfc9ee6010393718cfc7e9e837425787c64b854dd' 
  AND (
    token = 'AX0IzxMfFm+Y+nUSOVPbZ1D7PUajZPXjTu6lj8D7GU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )