UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6xRmeaJdxFHtfMNmY+BBs9GyHC4PbAqx+VxFFKKWnc=' 
WHERE 
  key_id = '6f5538afe2083fc8ea9ccfaeb5191aa251549160006f614a276ea84fde0bd538' 
  AND (
    token = 'R6xRmeaJdxFHtfMNmY+BBs9GyHC4PbAqx+VxFFKKWnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )