UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3c7xDwOkdwn3XIc4tA6UYtZSlW3x6jLVGfF+W6qws4g=' 
WHERE 
  key_id = 'b4fe3e2877a1ddf7a1099a57c61480fb1a2139957c73b2f438de464b6fb276ee' 
  AND (
    token = '3c7xDwOkdwn3XIc4tA6UYtZSlW3x6jLVGfF+W6qws4g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )