UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZsEr3LDmbc3J3YhEaidY2oTiWt15fpFjIY1daReGLyY=' 
WHERE 
  key_id = '027bd790268280d5f756924418dd760f35c16371f4a2e0a59f075cd1488d7f4c' 
  AND (
    token = 'ZsEr3LDmbc3J3YhEaidY2oTiWt15fpFjIY1daReGLyY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )