UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y+colDbhHTBGXYngmONceObJGzjfE9ADrcfn3rcA790=' 
WHERE 
  key_id = 'b64dba02b0967dfd68754929695b2c85a64f0939d4308237aafe680f15f5bc66' 
  AND (
    token = 'y+colDbhHTBGXYngmONceObJGzjfE9ADrcfn3rcA790=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )