UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eiqAJXFyEA5e6pdDKYrjdDyHgnxf888j3pDvK4un0Ww=' 
WHERE 
  key_id = '93f77ab762bd0587fe61090a17b1a784254465d019e911631d63b50e6fe2302a' 
  AND (
    token = 'eiqAJXFyEA5e6pdDKYrjdDyHgnxf888j3pDvK4un0Ww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )