UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uj9It7qW72OmefSwob2z3ESwMDkhvr9zGPKIiJ2GZjE=' 
WHERE 
  key_id = '20e26821fb9b31652d30f8919c89d2af4f7f4822c1d9af6268329c9c5fa36dc4' 
  AND (
    token = 'Uj9It7qW72OmefSwob2z3ESwMDkhvr9zGPKIiJ2GZjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )