UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yMz39GRcYu2mDk8D6H5Rn4ETnT2YL+fAta70hpRQ3mc=' 
WHERE 
  key_id = '764afca56d210bab52548763ee9e2f308cbf781e97b0d02891ae61d101bb5299' 
  AND (
    token = 'yMz39GRcYu2mDk8D6H5Rn4ETnT2YL+fAta70hpRQ3mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )