UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+WRuvqhFJHh6F+NSDeX5V6ax+GpZYhLamvoihIp3cok=' 
WHERE 
  key_id = '608791045feb6e902702d30cc593b31ca6a1d59621142c34b58529c81f46b930' 
  AND (
    token = '+WRuvqhFJHh6F+NSDeX5V6ax+GpZYhLamvoihIp3cok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )