UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3mYX1oZKlrK6WsiAPVYE+YxFU1zT6d53zXRfMqctAF4=' 
WHERE 
  key_id = '493ffe0611d0ef14e3acf728270143886f382e0aebaf8226149246ef19cdc4f0' 
  AND (
    token = '3mYX1oZKlrK6WsiAPVYE+YxFU1zT6d53zXRfMqctAF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )