UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PrNzlASkd2KFzSYPn74Ec5D/RJOAvX11LqK859X0/CA=' 
WHERE 
  key_id = '9d0605409643a28ad9198c1c74c46e0d35c25c4b0fcc7b3df31ecc5f9bbc90d2' 
  AND (
    token = 'PrNzlASkd2KFzSYPn74Ec5D/RJOAvX11LqK859X0/CA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )