UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S+1cH0RuK5qz58TR4m3HC4rLRPLV9JUi+GX7m1vMWRY=' 
WHERE 
  key_id = 'b2ca935ec53a5d633ea70875c89cf4f29506a659fc2bba2fac587795ed2e2362' 
  AND (
    token = 'S+1cH0RuK5qz58TR4m3HC4rLRPLV9JUi+GX7m1vMWRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043