UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vxT16D0j4UY3js4d++IIxS6uZq2QjdMkOsH6i4c8WU0=' 
WHERE 
  key_id = '971170e762f90db1fd70e7ed32cb15aec1fe64f57c5436bf094d1c5e2b81d662' 
  AND (
    token = 'vxT16D0j4UY3js4d++IIxS6uZq2QjdMkOsH6i4c8WU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )