UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hilbqu8LMryXoL4FHgTqVxdrNPrvVw5Ytwt7XzgXUs0=' 
WHERE 
  key_id = '503df8db8feae6375a4d493dcb15a3043069456a0931afc91b484df5f0103920' 
  AND (
    token = 'hilbqu8LMryXoL4FHgTqVxdrNPrvVw5Ytwt7XzgXUs0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )