UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v99zShpP+l923NCpR5WR9MkJY2R1fb98J/YqDMzAbig=' 
WHERE 
  key_id = '51b1dd4dcfd1008e24732ad02a1205c32428752cb97dbf841c403589758b2a32' 
  AND (
    token = 'v99zShpP+l923NCpR5WR9MkJY2R1fb98J/YqDMzAbig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )