UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ek+JlyqSX/vqvIaVKRF6O7VTC1nEfiNX33RLpyTHnG8=' 
WHERE 
  key_id = '20d0d94e660867b7d4eea5ae340c1af6931f01af2692b15bde02b3b2bd2dc04c' 
  AND (
    token = 'ek+JlyqSX/vqvIaVKRF6O7VTC1nEfiNX33RLpyTHnG8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )