UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+exMSlbMo8AN2SZqFNacQuIr9NUzuhnT4rueFV+y+4M=' 
WHERE 
  key_id = '78c5b243849de967ef6c849df2075a5ee21ecdac26600f08da4321af2914fcb3' 
  AND (
    token = '+exMSlbMo8AN2SZqFNacQuIr9NUzuhnT4rueFV+y+4M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )