UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JUJLefDwedk4ORdVRmYY70BleL/CsLo1nw8teVz0Ke8=' 
WHERE 
  key_id = '51fe2c062d64b20a48de3785d57cff7b02331203edd201d36bf04c0d81b5d279' 
  AND (
    token = 'JUJLefDwedk4ORdVRmYY70BleL/CsLo1nw8teVz0Ke8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )