UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'US8f/8a34RlY6tkIXAtobqWff+7Un5j9g+8yAgSdHjY=' 
WHERE 
  key_id = 'bbd33c72f966dda48abd2c33df5f83c3faeb0653505a81f0b0fde4fb54d5bd62' 
  AND (
    token = 'US8f/8a34RlY6tkIXAtobqWff+7Un5j9g+8yAgSdHjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035