UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'iIeyPuF8+bO5C9quU6FDYbsshKQvaykj4BShn2/Uuec=' 
WHERE 
  key_id = '72c2296bfc3a424c7a3805f5dd29736fd680022bbe6e5f1761993bae2379897c' 
  AND (
    token = 'iIeyPuF8+bO5C9quU6FDYbsshKQvaykj4BShn2/Uuec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )