UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PxvSPqhbH+v4Z7IozxyDb1JUNUSPR9mV0K3iIKQtXog=' 
WHERE 
  key_id = '7be87f604c8db276c0398bfec0e2b23810e91ce62d8086baffa3a66838552556' 
  AND (
    token = 'PxvSPqhbH+v4Z7IozxyDb1JUNUSPR9mV0K3iIKQtXog=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )