UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zDcqTn99MBbb3VPWJs2pGpgQwhjDBsiZSU57l8deqoo=' 
WHERE 
  key_id = 'a1131d456e81ef6dad3c1f60324df9a40839648acb2796f6f513df734782f3a3' 
  AND (
    token = 'zDcqTn99MBbb3VPWJs2pGpgQwhjDBsiZSU57l8deqoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044