UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKYKbpS3bAChsyTaUkn7nQ4NG2aJnrcRYL8DBCCcPY8=' 
WHERE 
  key_id = '87231f969b602a9d641051b6bbbe224f025db650900cf7ac0f1a1b54c782f38d' 
  AND (
    token = 'PKYKbpS3bAChsyTaUkn7nQ4NG2aJnrcRYL8DBCCcPY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )