UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iL7Xdi6BOg8wrsk3Si3MshlRvfLixGJi8auh2Tlt8kM=' 
WHERE 
  key_id = '50b9ed82356c7880425a73f0ff9c048b1c82ff94a309c0b141bb2b830cd8f52d' 
  AND (
    token = 'iL7Xdi6BOg8wrsk3Si3MshlRvfLixGJi8auh2Tlt8kM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )