UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mTIUIgRZvGjmd2HKAvUyv11c+yf1T9gGlAicyoDQJw=' 
WHERE 
  key_id = '96342894d213328831fb85a8839fce315044d7dbc984da4fea039d0854cfc0df' 
  AND (
    token = '6mTIUIgRZvGjmd2HKAvUyv11c+yf1T9gGlAicyoDQJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )