UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RnQpfMwJov/YX3Cqn7o9IRH2wGgt7fHkEBvZf2RqEes=' 
WHERE 
  key_id = '6fd8bee88cc8d84e097bcd5222d12235653232612c929a9afff177b8a8860517' 
  AND (
    token = 'RnQpfMwJov/YX3Cqn7o9IRH2wGgt7fHkEBvZf2RqEes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033