UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'niVfTx2jG6G+4lokmfvDWhnnppJJKUj5eSiOn1D2Au0=' 
WHERE 
  key_id = 'b8eda40d5079286b665aed90ac56c1ab94e3e583dbf53077bf9eb60777be7016' 
  AND (
    token = 'niVfTx2jG6G+4lokmfvDWhnnppJJKUj5eSiOn1D2Au0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )