UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ay9+FE2llnC2em/tKbeWliz0TAssTHulREAptUSDnDo=' 
WHERE 
  key_id = '2af6252fc4f26dbff99a8ced14f1a5baaa99bd68360386c72f5d71e1ecfe58d5' 
  AND (
    token = 'Ay9+FE2llnC2em/tKbeWliz0TAssTHulREAptUSDnDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )