UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JiaMJr9QqP0WdNatEESlsFH4vdLawF1POvGa+JkxPlE=' 
WHERE 
  key_id = '6b5f03b576a79383e92611390e951f57b6b5f4447f26bb236cc28444ed403dc3' 
  AND (
    token = 'JiaMJr9QqP0WdNatEESlsFH4vdLawF1POvGa+JkxPlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )