UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vn2Gsyl8diRF3sOtUKqNCCcOC7P+ney0dC44M1PLryY=' 
WHERE 
  key_id = '959b7a1b718996cab3e07679811f621e1a5a1216f5a7edf0f68715c963d5655e' 
  AND (
    token = 'Vn2Gsyl8diRF3sOtUKqNCCcOC7P+ney0dC44M1PLryY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )