UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'usNCQex6gjX1p09+VsJvQSHOWDIbJrlIrK9b1wT7Hq4=' 
WHERE 
  key_id = '3a50cda600bfcceaafce9bddb15bf7bcbd66ecd3e6063b078de97c2fbb47bd19' 
  AND (
    token = 'usNCQex6gjX1p09+VsJvQSHOWDIbJrlIrK9b1wT7Hq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )