UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W26agT6In7ngm6mB1GnkdMorqsl3m3zJifRVyyiUMo8=' 
WHERE 
  key_id = '953958998a8a472c75e4fbf598c6a3be2a19a0ff139cc0de82db6c17aaaf0e83' 
  AND (
    token = 'W26agT6In7ngm6mB1GnkdMorqsl3m3zJifRVyyiUMo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046