UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fLnmkQwsNB3v/QTaMqotDb2stb1TAAliknva0+E8xQs=' 
WHERE 
  key_id = 'c50f6929920d392660bd93b1353f200f96a31396110990d542416522f4b21709' 
  AND (
    token = 'fLnmkQwsNB3v/QTaMqotDb2stb1TAAliknva0+E8xQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )