UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f81e4ULhFZ5zNiTWegZX3RPB7ftSYseMp0W9heNRiU0=' 
WHERE 
  key_id = '07d474294e4a9a3f053133242c164b7b793d33db8f805fade18dd044fa268320' 
  AND (
    token = 'f81e4ULhFZ5zNiTWegZX3RPB7ftSYseMp0W9heNRiU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )