UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KsLCNcXQsminKy8rmI80GhRO/LRuGTe1mVMQIrG2WR0=' 
WHERE 
  key_id = '6c4bbba76031febadd0dce8591369c8176b249b166392aa83538e93d586ec8c5' 
  AND (
    token = 'KsLCNcXQsminKy8rmI80GhRO/LRuGTe1mVMQIrG2WR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )