UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '391Rw4VoP43O/w2kx2mqfinqUvhNubHNm9CaypDffXU=' 
WHERE 
  key_id = 'd5b0810fe8b90e603433a2acca58ad0516037b44795502a4a121bc74120fb1de' 
  AND (
    token = '391Rw4VoP43O/w2kx2mqfinqUvhNubHNm9CaypDffXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )