UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xj3tbBAltagcN8okPkZGMnaW3NUEdemTnmfJpqRTPRI=' 
WHERE 
  key_id = '506211de66361cb0d9bdab1f3b95b0d54e499c4dd6018bcd553376622784293d' 
  AND (
    token = 'Xj3tbBAltagcN8okPkZGMnaW3NUEdemTnmfJpqRTPRI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )