UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'fTqNqDORz/7dj6nnoQ3S4sr2X3+3w+/hbPilux3WQyc=' 
WHERE 
  key_id = '5d8c4f8d7c3385d1f3d9ef847b11ed5eccb3978902fc0586408e0fb10af441a4' 
  AND (
    token = 'fTqNqDORz/7dj6nnoQ3S4sr2X3+3w+/hbPilux3WQyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )