UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eexvsxi6vn+8oXtsHMxCGigT5sY+jgOWLFS2tc6j82Y=' 
WHERE 
  key_id = '840f7c0c58d0823b1b26ff2da630c75a3f0eb0627d3d1e73a347ee3ee7e59383' 
  AND (
    token = 'eexvsxi6vn+8oXtsHMxCGigT5sY+jgOWLFS2tc6j82Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030