UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VxhswZmzfRhSoo4kJcgFpVp/OUeB4ORDahcUbX2/AT4=' 
WHERE 
  key_id = '808775b0d0b0b766b02141e75e8df74ae3291767658f76e9f66022a9999f9520' 
  AND (
    token = 'VxhswZmzfRhSoo4kJcgFpVp/OUeB4ORDahcUbX2/AT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )