UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LlQgYas4Uam098tGgBLnqKTorOymPFo2zNN3hzG6pws=' 
WHERE 
  key_id = '42fea50dd408fdf66c8418ee84aaa3956d67807118e9b697a9766d9037522b0b' 
  AND (
    token = 'LlQgYas4Uam098tGgBLnqKTorOymPFo2zNN3hzG6pws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )