UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yljPX9vhhnh3TsaaO+mlyn9g4SiOb67ZPju5fduGs7I=' 
WHERE 
  key_id = '311fef0915bae41c5c58d5e06a1790654b2073b0168e34f9fc531327984ead76' 
  AND (
    token = 'yljPX9vhhnh3TsaaO+mlyn9g4SiOb67ZPju5fduGs7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )