UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VY1HqIEQ1kXWDGUnXmSVb0QjoeBM96TBokRZqqimSyU=' 
WHERE 
  key_id = '21c99047601bba8c5007b7deefb879e1c8c1337b0d3ce9ec6247adc25e431fe2' 
  AND (
    token = 'VY1HqIEQ1kXWDGUnXmSVb0QjoeBM96TBokRZqqimSyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )