UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CksHO8K8hH4sNwVYrmzPUXPaSlaMqHSmljC+2CHlqYk=' 
WHERE 
  key_id = '642ef36b95e262c69fe731ee8516abcddd023a941d2c145c3d6f0be05d1f5878' 
  AND (
    token = 'CksHO8K8hH4sNwVYrmzPUXPaSlaMqHSmljC+2CHlqYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )