UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wEm86nzqJ7NCFFj4gtknxrgsM9I2kp9tyFfPrS0dFMY=' 
WHERE 
  key_id = 'f749ff909fca528d347d1c3ccb51db01bf5bde3095683e12a1fb4273a0682111' 
  AND (
    token = 'wEm86nzqJ7NCFFj4gtknxrgsM9I2kp9tyFfPrS0dFMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )