UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mzrg3kmqcvtZacpkAbe8mfZxz/LvGCMJCpvrbn8nWAo=' 
WHERE 
  key_id = 'a38be8f97e12704b437bf2468796067d9281f48fb5e9938057dbc5275b01a1bd' 
  AND (
    token = 'mzrg3kmqcvtZacpkAbe8mfZxz/LvGCMJCpvrbn8nWAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )