UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ekf0dJ4+mxPyI5EIWrqMMdZqvGbyDSNKjEtWgoyA9rw=' 
WHERE 
  key_id = '7937cf4e43882db6009bc01d02e1ded60f19202325f20a27ec029e9948a0ef3d' 
  AND (
    token = 'ekf0dJ4+mxPyI5EIWrqMMdZqvGbyDSNKjEtWgoyA9rw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )