UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yHbwN3VlQ6B7Qpna4Tz+rGD8Mpi3U8cvhlFpRvqhWX4=' 
WHERE 
  key_id = '791d502c688187368202eaf89f1a398105f2045bd242f62dd427ce62febc1003' 
  AND (
    token = 'yHbwN3VlQ6B7Qpna4Tz+rGD8Mpi3U8cvhlFpRvqhWX4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )