UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'my6cvelEHW2oiQPX3iynaE9B3izxntki/Shfu7/VnYc=' 
WHERE 
  key_id = 'e317b24c36abb499460fb0b1d50e8899e68a192c0074032d2b4268ee72d5a397' 
  AND (
    token = 'my6cvelEHW2oiQPX3iynaE9B3izxntki/Shfu7/VnYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )