UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4S76FXo7r1S5moPzB0W/VvfCd9RBS5hsz4uiiLYq95w=' 
WHERE 
  key_id = 'e64b417cf9a250aa214c1077395cafcb37db48c830e8819831a6500e8cbe81e4' 
  AND (
    token = '4S76FXo7r1S5moPzB0W/VvfCd9RBS5hsz4uiiLYq95w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )