UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+3mTud9YmkEyzxrGOiQ+U2gem6EiPaoGrDQoF1DHdQk=' 
WHERE 
  key_id = '6013853f05d1c1195c5eafab720e93fdc44afbbff218859d812cfc444b943a9c' 
  AND (
    token = '+3mTud9YmkEyzxrGOiQ+U2gem6EiPaoGrDQoF1DHdQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )