UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OxnWvX1G0xdAJuvblZCZgNPBxi7Qfz18ucqnkayZ6+4=' 
WHERE 
  key_id = '79665c8d1b544a2b365f7cc093f25e02792dbf1231de813e3115d19fc3fd457a' 
  AND (
    token = 'OxnWvX1G0xdAJuvblZCZgNPBxi7Qfz18ucqnkayZ6+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )