UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a0/l21XoYGJ08JZnyBL2E56LbxDWR4mBsC/G6wgX4Qk=' 
WHERE 
  key_id = '42902f7998260625ae709a23f3d630392123fad4fdf4f61fcb20f6f0e04f343a' 
  AND (
    token = 'a0/l21XoYGJ08JZnyBL2E56LbxDWR4mBsC/G6wgX4Qk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )