UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Cj7mIqjEx7wFxC6g4O4IKhcmRVSBneSwYrYfAehVpE=' 
WHERE 
  key_id = 'e7a82534b54824487762be9cfdc8613c0781d64b40c6d592ecf09d8010cca236' 
  AND (
    token = '4Cj7mIqjEx7wFxC6g4O4IKhcmRVSBneSwYrYfAehVpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )